diff --git a/.github/workflows/DNS.yml b/.github/workflows/DNS.yml
index c1406d91..be9d3aae 100644
--- a/.github/workflows/DNS.yml
+++ b/.github/workflows/DNS.yml
@@ -281,7 +281,7 @@ jobs:
     - uses: vmactions/openbsd-vm@v1
       with:
         envs: 'TEST_DNS TestingDomain TEST_DNS_NO_WILDCARD TEST_DNS_NO_SUBDOMAIN TEST_DNS_SLEEP CASE TEST_LOCAL DEBUG http_proxy https_proxy TokenName1 TokenName2 TokenName3 TokenName4 TokenName5 ${{ secrets.TokenName1}} ${{ secrets.TokenName2}} ${{ secrets.TokenName3}} ${{ secrets.TokenName4}} ${{ secrets.TokenName5}}'
-        prepare: pkg_add socat curl
+        prepare: pkg_add socat curl libiconv
         usesh: true
         copyback: false
         run: |
diff --git a/.github/workflows/pr_notify.yml b/.github/workflows/pr_notify.yml
index 3b0e3e4b..b6b03c67 100644
--- a/.github/workflows/pr_notify.yml
+++ b/.github/workflows/pr_notify.yml
@@ -1,4 +1,4 @@
-name: Check dns api
+name: Check notify api
 
 on:
   pull_request_target:
diff --git a/deploy/exim4.sh b/deploy/exim4.sh
index 260b8798..cf664d79 100644
--- a/deploy/exim4.sh
+++ b/deploy/exim4.sh
@@ -109,6 +109,5 @@ exim4_deploy() {
     fi
     return 1
   fi
-  return 0
 
 }
diff --git a/deploy/vsftpd.sh b/deploy/vsftpd.sh
index 8cf24e4f..570495cc 100644
--- a/deploy/vsftpd.sh
+++ b/deploy/vsftpd.sh
@@ -106,5 +106,5 @@ vsftpd_deploy() {
     fi
     return 1
   fi
-  return 0
+
 }
diff --git a/dnsapi/dns_active24.sh b/dnsapi/dns_active24.sh
index 1a6f97f0..c56dd363 100755
--- a/dnsapi/dns_active24.sh
+++ b/dnsapi/dns_active24.sh
@@ -83,10 +83,10 @@ _get_root() {
     return 1
   fi
 
-  i=2
+  i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug "h" "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -94,7 +94,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"$h\"" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_ad.sh b/dnsapi/dns_ad.sh
index ccd8226f..850af5b4 100755
--- a/dnsapi/dns_ad.sh
+++ b/dnsapi/dns_ad.sh
@@ -95,7 +95,7 @@ _get_root() {
   if _ad_rest GET "domain/"; then
     response="$(echo "$response" | tr -d "\n" | sed 's/{/\n&/g')"
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
       _debug h "$h"
       if [ -z "$h" ]; then
         #not valid
@@ -106,7 +106,7 @@ _get_root() {
       if [ "$hostedzone" ]; then
         _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "\"id\":\s*[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "$_domain_id" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
           return 0
         fi
diff --git a/dnsapi/dns_ali.sh b/dnsapi/dns_ali.sh
index 0f1626f5..53a82f91 100755
--- a/dnsapi/dns_ali.sh
+++ b/dnsapi/dns_ali.sh
@@ -110,10 +110,10 @@ _timestamp() {
 
 _get_root() {
   domain=$1
-  i=2
+  i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -125,7 +125,7 @@ _get_root() {
     fi
 
     if _contains "$response" "PageNumber"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _debug _sub_domain "$_sub_domain"
       _domain="$h"
       _debug _domain "$_domain"
diff --git a/dnsapi/dns_anx.sh b/dnsapi/dns_anx.sh
index 9b283476..d45d9736 100644
--- a/dnsapi/dns_anx.sh
+++ b/dnsapi/dns_anx.sh
@@ -131,7 +131,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -140,7 +140,7 @@ _get_root() {
 
     _anx_rest GET "zone.json/${h}"
     if _contains "$response" "\"name\":\"$h\""; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_arvan.sh b/dnsapi/dns_arvan.sh
index ed3b1314..cbe6dc1f 100644
--- a/dnsapi/dns_arvan.sh
+++ b/dnsapi/dns_arvan.sh
@@ -107,7 +107,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -120,7 +120,7 @@ _get_root() {
     if _contains "$response" "\"domain\":\"$h\""; then
       _domain_id=$(echo "$response" | cut -d : -f 3 | cut -d , -f 1 | tr -d \")
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_aurora.sh b/dnsapi/dns_aurora.sh
index 746fce54..110ef0fa 100644
--- a/dnsapi/dns_aurora.sh
+++ b/dnsapi/dns_aurora.sh
@@ -117,7 +117,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -132,7 +132,7 @@ _get_root() {
       _domain_id=$(echo "$response" | _normalizeJson | tr -d "{}" | tr "," "\n" | grep "\"id\": *\"" | cut -d : -f 2 | tr -d \" | _head_n 1 | tr -d " ")
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_autodns.sh b/dnsapi/dns_autodns.sh
index 309e5f27..ce566978 100644
--- a/dnsapi/dns_autodns.sh
+++ b/dnsapi/dns_autodns.sh
@@ -110,7 +110,7 @@ _get_autodns_zone() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
 
     if [ -z "$h" ]; then
@@ -128,7 +128,7 @@ _get_autodns_zone() {
     if _contains "$autodns_response" "<summary>1</summary>" >/dev/null; then
       _zone="$(echo "$autodns_response" | _egrep_o '<name>[^<]*</name>' | cut -d '>' -f 2 | cut -d '<' -f 1)"
       _system_ns="$(echo "$autodns_response" | _egrep_o '<system_ns>[^<]*</system_ns>' | cut -d '>' -f 2 | cut -d '<' -f 1)"
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       return 0
     fi
 
diff --git a/dnsapi/dns_aws.sh b/dnsapi/dns_aws.sh
index c599b4e0..c88c9d9c 100755
--- a/dnsapi/dns_aws.sh
+++ b/dnsapi/dns_aws.sh
@@ -158,7 +158,7 @@ _get_root() {
 
   # iterate over names (a.b.c.d -> b.c.d -> c.d -> d)
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100 | sed 's/\./\\./g')
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100 | sed 's/\./\\./g')
     _debug "Checking domain: $h"
     if [ -z "$h" ]; then
       _error "invalid domain"
@@ -174,7 +174,7 @@ _get_root() {
         if [ "$hostedzone" ]; then
           _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "<Id>.*<.Id>" | head -n 1 | _egrep_o ">.*<" | tr -d "<>")
           if [ "$_domain_id" ]; then
-            _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+            _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
             _domain=$h
             return 0
           fi
diff --git a/dnsapi/dns_azion.sh b/dnsapi/dns_azion.sh
index 2371833e..1375e32f 100644
--- a/dnsapi/dns_azion.sh
+++ b/dnsapi/dns_azion.sh
@@ -100,7 +100,7 @@ _get_root() {
   fi
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       # not valid
@@ -111,7 +111,7 @@ _get_root() {
       _domain_id=$(echo "$response" | tr '{' "\n" | grep "\"domain\":\"$h\"" | _egrep_o "\"id\":[0-9]*" | _head_n 1 | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_azure.sh b/dnsapi/dns_azure.sh
index 00ccd798..7d818cc2 100644
--- a/dnsapi/dns_azure.sh
+++ b/dnsapi/dns_azure.sh
@@ -11,12 +11,14 @@ Options:
  AZUREDNS_MANAGEDIDENTITY Use Managed Identity. Use Managed Identity assigned to a resource instead of a service principal. "true"/"false"
 '
 
+wiki=https://github.com/acmesh-official/acme.sh/wiki/How-to-use-Azure-DNS
+
 ########  Public functions #####################
 
 # Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
 # Used to add txt record
 #
-# Ref: https://docs.microsoft.com/en-us/rest/api/dns/recordsets/createorupdate
+# Ref: https://learn.microsoft.com/en-us/rest/api/dns/record-sets/create-or-update?view=rest-dns-2018-05-01&tabs=HTTP
 #
 
 dns_azure_add() {
@@ -133,7 +135,7 @@ dns_azure_add() {
 # Usage: fulldomain txtvalue
 # Used to remove the txt record after validation
 #
-# Ref: https://docs.microsoft.com/en-us/rest/api/dns/recordsets/delete
+# Ref: https://learn.microsoft.com/en-us/rest/api/dns/record-sets/delete?view=rest-dns-2018-05-01&tabs=HTTP
 #
 dns_azure_rm() {
   fulldomain=$1
@@ -265,10 +267,10 @@ _azure_rest() {
     if [ "$_code" = "401" ]; then
       # we have an invalid access token set to expired
       _saveaccountconf_mutable AZUREDNS_TOKENVALIDTO "0"
-      _err "access denied make sure your Azure settings are correct. See $WIKI"
+      _err "Access denied. Invalid access token. Make sure your Azure settings are correct. See: $wiki"
       return 1
     fi
-    # See https://docs.microsoft.com/en-us/azure/architecture/best-practices/retry-service-specific#general-rest-and-retry-guidelines for retryable HTTP codes
+    # See https://learn.microsoft.com/en-us/azure/architecture/best-practices/retry-service-specific#general-rest-and-retry-guidelines for retryable HTTP codes
     if [ "$_ret" != "0" ] || [ -z "$_code" ] || [ "$_code" = "408" ] || [ "$_code" = "500" ] || [ "$_code" = "503" ] || [ "$_code" = "504" ]; then
       _request_retry_times="$(_math "$_request_retry_times" + 1)"
       _info "REST call error $_code retrying $ep in $_request_retry_times s"
@@ -286,7 +288,7 @@ _azure_rest() {
   return 0
 }
 
-## Ref: https://docs.microsoft.com/en-us/azure/active-directory/develop/active-directory-protocols-oauth-service-to-service#request-an-access-token
+## Ref: https://learn.microsoft.com/en-us/entra/identity-platform/v2-oauth2-client-creds-grant-flow#request-an-access-token
 _azure_getaccess_token() {
   managedIdentity=$1
   tenantID=$2
@@ -310,7 +312,7 @@ _azure_getaccess_token() {
   _debug "getting new bearer token"
 
   if [ "$managedIdentity" = true ]; then
-    # https://docs.microsoft.com/en-us/azure/active-directory/managed-identities-azure-resources/how-to-use-vm-token#get-a-token-using-http
+    # https://learn.microsoft.com/en-us/entra/identity/managed-identities-azure-resources/how-to-use-vm-token#get-a-token-using-http
     export _H1="Metadata: true"
     response="$(_get http://169.254.169.254/metadata/identity/oauth2/token\?api-version=2018-02-01\&resource=https://management.azure.com/)"
     response="$(echo "$response" | _normalizeJson)"
@@ -330,7 +332,7 @@ _azure_getaccess_token() {
   fi
 
   if [ -z "$accesstoken" ]; then
-    _err "no acccess token received. Check your Azure settings see $WIKI"
+    _err "No acccess token received. Check your Azure settings. See: $wiki"
     return 1
   fi
   if [ "$_ret" != "0" ]; then
@@ -350,15 +352,18 @@ _get_root() {
   i=1
   p=1
 
-  ## Ref: https://docs.microsoft.com/en-us/rest/api/dns/zones/list
-  ## returns up to 100 zones in one response therefore handling more results is not not implemented
-  ## (ZoneListResult with  continuation token for the next page of results)
-  ## Per https://docs.microsoft.com/en-us/azure/azure-subscription-service-limits#dns-limits you are limited to 100 Zone/subscriptions anyways
+  ## Ref: https://learn.microsoft.com/en-us/rest/api/dns/zones/list?view=rest-dns-2018-05-01&tabs=HTTP
+  ## returns up to 100 zones in one response. Handling more results is not implemented
+  ## (ZoneListResult with continuation token for the next page of results)
+  ##
+  ## TODO: handle more than 100 results, as per:
+  ## https://learn.microsoft.com/en-us/azure/azure-resource-manager/management/azure-subscription-service-limits#azure-dns-limits
+  ## The new limit is 250 Public DNS zones per subscription, while the old limit was only 100
   ##
   _azure_rest GET "https://management.azure.com/subscriptions/$subscriptionId/providers/Microsoft.Network/dnszones?\$top=500&api-version=2017-09-01" "" "$accesstoken"
   # Find matching domain name in Json response
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug2 "Checking domain: $h"
     if [ -z "$h" ]; then
       #not valid
@@ -373,7 +378,7 @@ _get_root() {
           #create the record at the domain apex (@) if only the domain name was provided as --domain-alias
           _sub_domain="@"
         else
-          _sub_domain=$(echo "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(echo "$domain" | cut -d . -f 1-"$p")
         fi
         _domain=$h
         return 0
diff --git a/dnsapi/dns_bunny.sh b/dnsapi/dns_bunny.sh
index 681f748a..780198e1 100644
--- a/dnsapi/dns_bunny.sh
+++ b/dnsapi/dns_bunny.sh
@@ -196,7 +196,7 @@ _get_base_domain() {
     _debug2 domain_list "$domain_list"
 
     i=1
-    while [ $i -gt 0 ]; do
+    while [ "$i" -gt 0 ]; do
       ## get next longest domain
       _domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-"$MAX_DOM")
       ## check we got something back from our cut (or are we at the end)
@@ -208,7 +208,7 @@ _get_base_domain() {
       ## check if it exists
       if [ -n "$found" ]; then
         ## exists - exit loop returning the parts
-        sub_point=$(_math $i - 1)
+        sub_point=$(_math "$i" - 1)
         _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-"$sub_point")
         _domain_id="$(echo "$found" | _egrep_o "Id\"\s*\:\s*\"*[0-9]+" | _egrep_o "[0-9]+")"
         _debug _domain_id "$_domain_id"
@@ -218,11 +218,11 @@ _get_base_domain() {
         return 0
       fi
       ## increment cut point $i
-      i=$(_math $i + 1)
+      i=$(_math "$i" + 1)
     done
 
     if [ -z "$found" ]; then
-      page=$(_math $page + 1)
+      page=$(_math "$page" + 1)
       nextpage="https://api.bunny.net/dnszone?page=$page"
       ## Find the next page if we don't have a match.
       hasnextpage="$(echo "$domain_list" | _egrep_o "\"HasMoreItems\"\s*:\s*true")"
diff --git a/dnsapi/dns_cf.sh b/dnsapi/dns_cf.sh
index da63e771..736742f3 100755
--- a/dnsapi/dns_cf.sh
+++ b/dnsapi/dns_cf.sh
@@ -186,7 +186,7 @@ _get_root() {
   fi
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -206,7 +206,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\"" || _contains "$response" '"total_count":1'; then
       _domain_id=$(echo "$response" | _egrep_o "\[.\"id\": *\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d \" | tr -d " ")
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_cloudns.sh b/dnsapi/dns_cloudns.sh
index 145a85be..8bb0e00d 100755
--- a/dnsapi/dns_cloudns.sh
+++ b/dnsapi/dns_cloudns.sh
@@ -164,7 +164,7 @@ _dns_cloudns_get_zone_info() {
 _dns_cloudns_get_zone_name() {
   i=2
   while true; do
-    zoneForCheck=$(printf "%s" "$1" | cut -d . -f $i-100)
+    zoneForCheck=$(printf "%s" "$1" | cut -d . -f "$i"-100)
 
     if [ -z "$zoneForCheck" ]; then
       return 1
diff --git a/dnsapi/dns_cn.sh b/dnsapi/dns_cn.sh
index 797f788e..79698e88 100644
--- a/dnsapi/dns_cn.sh
+++ b/dnsapi/dns_cn.sh
@@ -131,7 +131,7 @@ _cn_get_root() {
   p=1
   while true; do
 
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     _debug _H1 "${_H1}"
 
@@ -149,7 +149,7 @@ _cn_get_root() {
     fi
 
     if _contains "$_cn_zonelist" "\"name\":\"$h\"" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     else
diff --git a/dnsapi/dns_conoha.sh b/dnsapi/dns_conoha.sh
index 6ceca829..ecd56fc8 100755
--- a/dnsapi/dns_conoha.sh
+++ b/dnsapi/dns_conoha.sh
@@ -237,7 +237,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100).
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100).
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -251,7 +251,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\"" >/dev/null; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\"[^\"]*\"" | head -n 1 | cut -d : -f 2 | tr -d \")
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_constellix.sh b/dnsapi/dns_constellix.sh
index 0376dda1..6a50e199 100644
--- a/dnsapi/dns_constellix.sh
+++ b/dnsapi/dns_constellix.sh
@@ -122,7 +122,7 @@ _get_root() {
   p=1
   _debug "Detecting root zone"
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       return 1
     fi
@@ -134,7 +134,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\""; then
       _domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":[0-9]*" | cut -d ':' -f 2)
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d '.' -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d '.' -f 1-"$p")
         _domain="$h"
 
         _debug _domain_id "$_domain_id"
diff --git a/dnsapi/dns_curanet.sh b/dnsapi/dns_curanet.sh
index a530d304..f57afa1f 100644
--- a/dnsapi/dns_curanet.sh
+++ b/dnsapi/dns_curanet.sh
@@ -142,7 +142,7 @@ _get_root() {
   i=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
diff --git a/dnsapi/dns_da.sh b/dnsapi/dns_da.sh
index b2789a6f..36251b05 100755
--- a/dnsapi/dns_da.sh
+++ b/dnsapi/dns_da.sh
@@ -61,7 +61,7 @@ _get_root() {
   # response will contain "list[]=example.com&list[]=example.org"
   _da_api CMD_API_SHOW_DOMAINS "" "${domain}"
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       # not valid
@@ -69,7 +69,7 @@ _get_root() {
       return 1
     fi
     if _contains "$response" "$h" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_desec.sh b/dnsapi/dns_desec.sh
index 0d6a6c2f..d6b9c355 100644
--- a/dnsapi/dns_desec.sh
+++ b/dnsapi/dns_desec.sh
@@ -176,7 +176,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -188,7 +188,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"name\":\"$h\"" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_dgon.sh b/dnsapi/dns_dgon.sh
index 9aaa9606..cb887cfa 100755
--- a/dnsapi/dns_dgon.sh
+++ b/dnsapi/dns_dgon.sh
@@ -203,7 +203,7 @@ _get_base_domain() {
     _debug2 domain_list "$domain_list"
 
     i=1
-    while [ $i -gt 0 ]; do
+    while [ "$i" -gt 0 ]; do
       ## get next longest domain
       _domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-"$MAX_DOM")
       ## check we got something back from our cut (or are we at the end)
@@ -215,14 +215,14 @@ _get_base_domain() {
       ## check if it exists
       if [ -n "$found" ]; then
         ## exists - exit loop returning the parts
-        sub_point=$(_math $i - 1)
+        sub_point=$(_math "$i" - 1)
         _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-"$sub_point")
         _debug _domain "$_domain"
         _debug _sub_domain "$_sub_domain"
         return 0
       fi
       ## increment cut point $i
-      i=$(_math $i + 1)
+      i=$(_math "$i" + 1)
     done
 
     if [ -z "$found" ]; then
diff --git a/dnsapi/dns_dnsexit.sh b/dnsapi/dns_dnsexit.sh
index 9f2871b4..ec3b07a4 100644
--- a/dnsapi/dns_dnsexit.sh
+++ b/dnsapi/dns_dnsexit.sh
@@ -84,7 +84,7 @@ _get_root() {
   domain=$1
   i=1
   while true; do
-    _domain=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _domain=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$_domain"
     if [ -z "$_domain" ]; then
       return 1
diff --git a/dnsapi/dns_dnsimple.sh b/dnsapi/dns_dnsimple.sh
index e080ecf0..10a3821d 100644
--- a/dnsapi/dns_dnsimple.sh
+++ b/dnsapi/dns_dnsimple.sh
@@ -92,7 +92,7 @@ _get_root() {
   i=2
   previous=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       # not valid
       return 1
@@ -105,7 +105,7 @@ _get_root() {
     if _contains "$response" 'not found'; then
       _debug "$h not found"
     else
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$previous)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$previous")
       _domain="$h"
 
       _debug _domain "$_domain"
diff --git a/dnsapi/dns_domeneshop.sh b/dnsapi/dns_domeneshop.sh
index 16d3dbe5..925ca335 100644
--- a/dnsapi/dns_domeneshop.sh
+++ b/dnsapi/dns_domeneshop.sh
@@ -93,7 +93,7 @@ _get_domainid() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug "h" "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -102,7 +102,7 @@ _get_domainid() {
 
     if _contains "$response" "\"$h\"" >/dev/null; then
       # We have found the domain name.
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       _domainid=$(printf "%s" "$response" | _egrep_o "[^{]*\"domain\":\"$_domain\"[^}]*" | _egrep_o "\"id\":[0-9]+" | cut -d : -f 2)
       return 0
diff --git a/dnsapi/dns_dp.sh b/dnsapi/dns_dp.sh
index 29d32c27..7bc331e2 100755
--- a/dnsapi/dns_dp.sh
+++ b/dnsapi/dns_dp.sh
@@ -109,7 +109,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -123,7 +123,7 @@ _get_root() {
       _domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _debug _sub_domain "$_sub_domain"
         _domain="$h"
         _debug _domain "$_domain"
diff --git a/dnsapi/dns_dpi.sh b/dnsapi/dns_dpi.sh
index 521f2d69..e8b9b5a5 100755
--- a/dnsapi/dns_dpi.sh
+++ b/dnsapi/dns_dpi.sh
@@ -109,7 +109,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -123,7 +123,7 @@ _get_root() {
       _domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":\"[^\"]*\"" | cut -d : -f 2 | tr -d \")
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _debug _sub_domain "$_sub_domain"
         _domain="$h"
         _debug _domain "$_domain"
diff --git a/dnsapi/dns_durabledns.sh b/dnsapi/dns_durabledns.sh
index cd4bd2eb..d71f0ccb 100644
--- a/dnsapi/dns_durabledns.sh
+++ b/dnsapi/dns_durabledns.sh
@@ -110,7 +110,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -118,7 +118,7 @@ _get_root() {
     fi
 
     if _contains "$response" ">$h.</origin>"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_dynu.sh b/dnsapi/dns_dynu.sh
index 0dbeda24..1d1fc311 100644
--- a/dnsapi/dns_dynu.sh
+++ b/dnsapi/dns_dynu.sh
@@ -126,7 +126,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -140,7 +140,7 @@ _get_root() {
     if _contains "$response" "\"domainName\":\"$h\"" >/dev/null; then
       dnsId=$(printf "%s" "$response" | tr -d "{}" | cut -d , -f 2 | cut -d : -f 2)
       _domain_name=$h
-      _node=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _node=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       return 0
     fi
     p=$i
diff --git a/dnsapi/dns_dynv6.sh b/dnsapi/dns_dynv6.sh
index 6fbb23ca..76af17f5 100644
--- a/dnsapi/dns_dynv6.sh
+++ b/dnsapi/dns_dynv6.sh
@@ -43,9 +43,8 @@ dns_dynv6_add() {
       _err "Something went wrong! it does not seem like the record was added successfully"
       return 1
     fi
-    return 1
   fi
-  return 1
+
 }
 #Usage: fulldomain txtvalue
 #Remove the txt record after validation.
diff --git a/dnsapi/dns_easydns.sh b/dnsapi/dns_easydns.sh
index d168054a..1c96ac8f 100644
--- a/dnsapi/dns_easydns.sh
+++ b/dnsapi/dns_easydns.sh
@@ -121,7 +121,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -133,7 +133,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"status\":200"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_euserv.sh b/dnsapi/dns_euserv.sh
index 2da00c3d..744f6ca6 100644
--- a/dnsapi/dns_euserv.sh
+++ b/dnsapi/dns_euserv.sh
@@ -151,7 +151,7 @@ _get_root() {
   response="$_euserv_domain_orders"
 
   while true; do
-    h=$(echo "$domain" | cut -d . -f $i-100)
+    h=$(echo "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -159,7 +159,7 @@ _get_root() {
     fi
 
     if _contains "$response" "$h"; then
-      _sub_domain=$(echo "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(echo "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       if ! _euserv_get_domain_id "$_domain"; then
         _err "invalid domain"
diff --git a/dnsapi/dns_exoscale.sh b/dnsapi/dns_exoscale.sh
index 4cc5a513..6898ce38 100755
--- a/dnsapi/dns_exoscale.sh
+++ b/dnsapi/dns_exoscale.sh
@@ -119,7 +119,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -130,7 +130,7 @@ _get_root() {
       _domain_id=$(echo "$response" | tr '{' "\n" | grep "\"name\":\"$h\"" | _egrep_o "\"id\":[^,]+" | _head_n 1 | cut -d : -f 2 | tr -d \")
       _domain_token=$(echo "$response" | tr '{' "\n" | grep "\"name\":\"$h\"" | _egrep_o "\"token\":\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d \")
       if [ "$_domain_token" ] && [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_fornex.sh b/dnsapi/dns_fornex.sh
index 38cdf5e6..cede0cd0 100644
--- a/dnsapi/dns_fornex.sh
+++ b/dnsapi/dns_fornex.sh
@@ -90,7 +90,7 @@ _get_root() {
 
   i=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
diff --git a/dnsapi/dns_gandi_livedns.sh b/dnsapi/dns_gandi_livedns.sh
index 141ddccf..0516fee9 100644
--- a/dnsapi/dns_gandi_livedns.sh
+++ b/dnsapi/dns_gandi_livedns.sh
@@ -95,7 +95,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -112,7 +112,7 @@ _get_root() {
     elif _contains "$response" '"code": 404'; then
       _debug "$h not found"
     else
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_gcore.sh b/dnsapi/dns_gcore.sh
index bd8a1e56..fbdba7ee 100755
--- a/dnsapi/dns_gcore.sh
+++ b/dnsapi/dns_gcore.sh
@@ -138,7 +138,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -152,7 +152,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\""; then
       _zone_name=$h
       if [ "$_zone_name" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_gd.sh b/dnsapi/dns_gd.sh
index 08afa8f5..ee66ee19 100755
--- a/dnsapi/dns_gd.sh
+++ b/dnsapi/dns_gd.sh
@@ -148,7 +148,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -161,7 +161,7 @@ _get_root() {
     if _contains "$response" '"code":"NOT_FOUND"'; then
       _debug "$h not found"
     else
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_geoscaling.sh b/dnsapi/dns_geoscaling.sh
index 96b3e218..05887c7e 100755
--- a/dnsapi/dns_geoscaling.sh
+++ b/dnsapi/dns_geoscaling.sh
@@ -202,7 +202,7 @@ find_zone() {
   # Walk through all possible zone names
   strip_counter=1
   while true; do
-    attempted_zone=$(echo "${domain}" | cut -d . -f ${strip_counter}-)
+    attempted_zone=$(echo "${domain}" | cut -d . -f "${strip_counter}"-)
 
     # All possible zone names have been tried
     if [ -z "${attempted_zone}" ]; then
diff --git a/dnsapi/dns_googledomains.sh b/dnsapi/dns_googledomains.sh
index 7d241ab6..07a37e07 100755
--- a/dnsapi/dns_googledomains.sh
+++ b/dnsapi/dns_googledomains.sh
@@ -132,7 +132,7 @@ _dns_googledomains_get_zone() {
 
   i=2
   while true; do
-    curr=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    curr=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug curr "$curr"
 
     if [ -z "$curr" ]; then
diff --git a/dnsapi/dns_he.sh b/dnsapi/dns_he.sh
index cfb6efb8..a768f352 100755
--- a/dnsapi/dns_he.sh
+++ b/dnsapi/dns_he.sh
@@ -143,7 +143,7 @@ _find_zone() {
   # Walk through all possible zone names
   _strip_counter=1
   while true; do
-    _attempted_zone=$(echo "$_domain" | cut -d . -f ${_strip_counter}-)
+    _attempted_zone=$(echo "$_domain" | cut -d . -f "${_strip_counter}"-)
 
     # All possible zone names have been tried
     if [ -z "$_attempted_zone" ]; then
diff --git a/dnsapi/dns_hetzner.sh b/dnsapi/dns_hetzner.sh
index a60bd55d..5a9cf2d9 100644
--- a/dnsapi/dns_hetzner.sh
+++ b/dnsapi/dns_hetzner.sh
@@ -181,7 +181,7 @@ _get_root() {
 
   _debug "Trying to get zone id by domain name for '$domain_without_acme'."
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -193,7 +193,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\"" || _contains "$response" '"total_entries":1'; then
       _domain_id=$(echo "$response" | _egrep_o "\[.\"id\":\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d \")
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         HETZNER_Zone_ID=$_domain_id
         _savedomainconf "$domain_param_name" "$HETZNER_Zone_ID"
diff --git a/dnsapi/dns_hexonet.sh b/dnsapi/dns_hexonet.sh
index 6c86e6a4..017641fd 100755
--- a/dnsapi/dns_hexonet.sh
+++ b/dnsapi/dns_hexonet.sh
@@ -123,7 +123,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -135,7 +135,7 @@ _get_root() {
     fi
 
     if _contains "$response" "CODE=200"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_internetbs.sh b/dnsapi/dns_internetbs.sh
index 84dfd70f..4238bfe4 100755
--- a/dnsapi/dns_internetbs.sh
+++ b/dnsapi/dns_internetbs.sh
@@ -133,7 +133,7 @@ _get_root() {
     fi
 
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f ${i}-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "${i}"-100)
       _debug h "$h"
       if [ -z "$h" ]; then
         #not valid
@@ -141,7 +141,7 @@ _get_root() {
       fi
 
       if _contains "$response" "\"$h\""; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-${p})
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"${p}")
         _domain=${h}
         return 0
       fi
diff --git a/dnsapi/dns_inwx.sh b/dnsapi/dns_inwx.sh
index b2d42451..808fc3a9 100755
--- a/dnsapi/dns_inwx.sh
+++ b/dnsapi/dns_inwx.sh
@@ -293,7 +293,7 @@ _get_root() {
 
   response="$(_post "$xml_content" "$INWX_Api" "" "POST")"
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -301,7 +301,7 @@ _get_root() {
     fi
 
     if _contains "$response" "$h"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_ionos.sh b/dnsapi/dns_ionos.sh
index e4d28e11..9a464253 100755
--- a/dnsapi/dns_ionos.sh
+++ b/dnsapi/dns_ionos.sh
@@ -87,7 +87,7 @@ _get_root() {
     _response="$(echo "$_response" | tr -d "\n")"
 
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
       if [ -z "$h" ]; then
         return 1
       fi
@@ -96,7 +96,7 @@ _get_root() {
       if [ "$_zone" ]; then
         _zone_id=$(printf "%s\n" "$_zone" | _egrep_o "\"id\":\"[a-fA-F0-9\-]*\"" | _head_n 1 | cut -d : -f 2 | tr -d '\"')
         if [ "$_zone_id" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
 
           return 0
diff --git a/dnsapi/dns_jd.sh b/dnsapi/dns_jd.sh
index a45aa2ca..4b9067f2 100644
--- a/dnsapi/dns_jd.sh
+++ b/dnsapi/dns_jd.sh
@@ -135,7 +135,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug2 "Checking domain: $h"
     if ! jd_rest GET "domain"; then
       _err "error get domain list"
@@ -153,7 +153,7 @@ _get_root() {
       if [ "$hostedzone" ]; then
         _domain_id="$(echo "$hostedzone" | tr ',' '\n' | grep "\"id\":" | cut -d : -f 2)"
         if [ "$_domain_id" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
           return 0
         fi
diff --git a/dnsapi/dns_joker.sh b/dnsapi/dns_joker.sh
index 49c544b9..1fe33c67 100644
--- a/dnsapi/dns_joker.sh
+++ b/dnsapi/dns_joker.sh
@@ -80,7 +80,7 @@ _get_root() {
   fulldomain=$1
   i=1
   while true; do
-    h=$(printf "%s" "$fulldomain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       return 1
diff --git a/dnsapi/dns_kappernet.sh b/dnsapi/dns_kappernet.sh
index 7b6fb8a6..762ba8b3 100644
--- a/dnsapi/dns_kappernet.sh
+++ b/dnsapi/dns_kappernet.sh
@@ -102,7 +102,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -113,7 +113,7 @@ _get_root() {
     if _contains "$response" '"OK":false'; then
       _debug "$h not found"
     else
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_la.sh b/dnsapi/dns_la.sh
index 7a1c0a1c..f19333c4 100644
--- a/dnsapi/dns_la.sh
+++ b/dnsapi/dns_la.sh
@@ -113,7 +113,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -126,7 +126,7 @@ _get_root() {
     if _contains "$response" '"domainid":'; then
       _domain_id=$(printf "%s" "$response" | grep '"domainid":' | cut -d : -f 2 | cut -d , -f 1 | tr -d '\r' | tr -d '\n')
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain="$h"
         return 0
       fi
diff --git a/dnsapi/dns_limacity.sh b/dnsapi/dns_limacity.sh
index 649550ae..fb12f8c6 100644
--- a/dnsapi/dns_limacity.sh
+++ b/dnsapi/dns_limacity.sh
@@ -69,7 +69,7 @@ _lima_get_domain_id() {
   if [ "$(echo "$domains" | _egrep_o "\{.*""domains""")" ]; then
     response="$(echo "$domains" | tr -d "\n" | tr '{' "|" | sed 's/|/&{/g' | tr "|" "\n")"
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
       _debug h "$h"
       if [ -z "$h" ]; then
         #not valid
@@ -80,7 +80,7 @@ _lima_get_domain_id() {
       if [ "$hostedzone" ]; then
         LIMACITY_DOMAINID=$(printf "%s\n" "$hostedzone" | _egrep_o "\"id\":\s*[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "$LIMACITY_DOMAINID" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
           return 0
         fi
diff --git a/dnsapi/dns_linode.sh b/dnsapi/dns_linode.sh
index 5e4c694b..d74d1fc8 100755
--- a/dnsapi/dns_linode.sh
+++ b/dnsapi/dns_linode.sh
@@ -136,7 +136,7 @@ _get_root() {
   if _rest GET "domain.list"; then
     response="$(echo "$response" | tr -d "\n" | tr '{' "|" | sed 's/|/&{/g' | tr "|" "\n")"
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
       _debug h "$h"
       if [ -z "$h" ]; then
         #not valid
@@ -147,7 +147,7 @@ _get_root() {
       if [ "$hostedzone" ]; then
         _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "\"DOMAINID\":\s*[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "$_domain_id" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
           return 0
         fi
diff --git a/dnsapi/dns_linode_v4.sh b/dnsapi/dns_linode_v4.sh
index e562f80f..f6a61a99 100755
--- a/dnsapi/dns_linode_v4.sh
+++ b/dnsapi/dns_linode_v4.sh
@@ -138,7 +138,7 @@ _get_root() {
   if _rest GET; then
     response="$(echo "$response" | tr -d "\n" | tr '{' "|" | sed 's/|/&{/g' | tr "|" "\n")"
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
       _debug h "$h"
       if [ -z "$h" ]; then
         #not valid
@@ -149,7 +149,7 @@ _get_root() {
       if [ "$hostedzone" ]; then
         _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "\"id\": *[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "$_domain_id" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
           return 0
         fi
diff --git a/dnsapi/dns_loopia.sh b/dnsapi/dns_loopia.sh
index 1f943e51..98a4f3ab 100644
--- a/dnsapi/dns_loopia.sh
+++ b/dnsapi/dns_loopia.sh
@@ -180,14 +180,14 @@ _get_root() {
 
   response="$(_post "$xml_content" "$LOOPIA_Api" "" "POST")"
   while true; do
-    h=$(echo "$domain" | cut -d . -f $i-100)
+    h=$(echo "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
     fi
 
     if _contains "$response" "$h"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_lua.sh b/dnsapi/dns_lua.sh
index b037e90f..34cce6a1 100755
--- a/dnsapi/dns_lua.sh
+++ b/dnsapi/dns_lua.sh
@@ -110,7 +110,7 @@ _get_root() {
     return 1
   fi
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -121,7 +121,7 @@ _get_root() {
       _domain_id=$(printf "%s\n" "$response" | _egrep_o "\"id\":[^,]*,\"name\":\"$h\"" | cut -d : -f 2 | cut -d , -f 1)
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain="$h"
         return 0
       fi
diff --git a/dnsapi/dns_maradns.sh b/dnsapi/dns_maradns.sh
index 09d7248e..9eefb175 100755
--- a/dnsapi/dns_maradns.sh
+++ b/dnsapi/dns_maradns.sh
@@ -72,7 +72,7 @@ _reload_maradns() {
   pidpath="$1"
   kill -s HUP -- "$(cat "$pidpath")"
   if [ $? -ne 0 ]; then
-    _err "Unable to reload MaraDNS, kill returned $?"
+    _err "Unable to reload MaraDNS, kill returned"
     return 1
   fi
 }
diff --git a/dnsapi/dns_me.sh b/dnsapi/dns_me.sh
index 66545c46..43c903cd 100644
--- a/dnsapi/dns_me.sh
+++ b/dnsapi/dns_me.sh
@@ -107,7 +107,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -120,7 +120,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\""; then
       _domain_id=$(printf "%s\n" "$response" | sed 's/^{//; s/}$//; s/{.*}//' | sed -r 's/^.*"id":([0-9]+).*$/\1/')
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain="$h"
         return 0
       fi
diff --git a/dnsapi/dns_miab.sh b/dnsapi/dns_miab.sh
index 9416c8ce..c2aa9789 100644
--- a/dnsapi/dns_miab.sh
+++ b/dnsapi/dns_miab.sh
@@ -113,7 +113,7 @@ _get_root() {
   #cycle through the passed domain seperating out a test domain discarding
   #   the subdomain by marching thorugh the dots
   while true; do
-    _test_domain=$(printf "%s" "$_passed_domain" | cut -d . -f ${_i}-100)
+    _test_domain=$(printf "%s" "$_passed_domain" | cut -d . -f "${_i}"-100)
     _debug _test_domain "$_test_domain"
 
     if [ -z "$_test_domain" ]; then
@@ -123,7 +123,7 @@ _get_root() {
     #report found if the test domain is in the json response and
     #   report the subdomain
     if _contains "$response" "\"$_test_domain\""; then
-      _sub_domain=$(printf "%s" "$_passed_domain" | cut -d . -f 1-${_p})
+      _sub_domain=$(printf "%s" "$_passed_domain" | cut -d . -f 1-"${_p}")
       _domain=${_test_domain}
       return 0
     fi
diff --git a/dnsapi/dns_misaka.sh b/dnsapi/dns_misaka.sh
index c6c0f5f3..50ed4360 100755
--- a/dnsapi/dns_misaka.sh
+++ b/dnsapi/dns_misaka.sh
@@ -116,7 +116,7 @@ _get_root() {
     return 1
   fi
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -124,7 +124,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"name\":\"$h\""; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_mydnsjp.sh b/dnsapi/dns_mydnsjp.sh
index 4fa646e8..336c4889 100755
--- a/dnsapi/dns_mydnsjp.sh
+++ b/dnsapi/dns_mydnsjp.sh
@@ -126,7 +126,7 @@ _get_root() {
   fi
 
   while true; do
-    _domain=$(printf "%s" "$fulldomain" | cut -d . -f $i-100)
+    _domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-100)
 
     if [ -z "$_domain" ]; then
       # not valid
@@ -134,7 +134,7 @@ _get_root() {
     fi
 
     if [ "$_domain" = "$_root_domain" ]; then
-      _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-"$p")
       return 0
     fi
 
diff --git a/dnsapi/dns_mythic_beasts.sh b/dnsapi/dns_mythic_beasts.sh
index b85401f4..1529e1e7 100755
--- a/dnsapi/dns_mythic_beasts.sh
+++ b/dnsapi/dns_mythic_beasts.sh
@@ -107,7 +107,7 @@ _get_root() {
 
   _debug "Detect the root zone"
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       _err "Domain exhausted"
       return 1
@@ -118,7 +118,7 @@ _get_root() {
     _mb_rest GET "$h/records"
     ret="$?"
     if [ "$ret" -eq 0 ]; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       _debug _sub_domain "$_sub_domain"
       _debug _domain "$_domain"
diff --git a/dnsapi/dns_namecheap.sh b/dnsapi/dns_namecheap.sh
index abe64d09..5527b357 100755
--- a/dnsapi/dns_namecheap.sh
+++ b/dnsapi/dns_namecheap.sh
@@ -109,7 +109,7 @@ _get_root_by_getList() {
 
   while true; do
 
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -123,7 +123,7 @@ _get_root_by_getList() {
     if ! _contains "$response" "$h"; then
       _debug "$h not found"
     else
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
@@ -137,14 +137,14 @@ _get_root_by_getHosts() {
   i=100
   p=99
 
-  while [ $p -ne 0 ]; do
+  while [ "$p" -ne 0 ]; do
 
-    h=$(printf "%s" "$1" | cut -d . -f $i-100)
+    h=$(printf "%s" "$1" | cut -d . -f "$i"-100)
     if [ -n "$h" ]; then
       if _contains "$h" "\\."; then
         _debug h "$h"
         if _namecheap_set_tld_sld "$h"; then
-          _sub_domain=$(printf "%s" "$1" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$1" | cut -d . -f 1-"$p")
           _domain="$h"
           return 0
         else
@@ -378,7 +378,7 @@ _namecheap_set_tld_sld() {
 
   while true; do
 
-    _tld=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _tld=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug tld "$_tld"
 
     if [ -z "$_tld" ]; then
diff --git a/dnsapi/dns_namecom.sh b/dnsapi/dns_namecom.sh
index 2d146974..44549c9e 100755
--- a/dnsapi/dns_namecom.sh
+++ b/dnsapi/dns_namecom.sh
@@ -159,15 +159,15 @@ _namecom_get_root() {
 
   # Need to exclude the last field (tld)
   numfields=$(echo "$domain" | _egrep_o "\." | wc -l)
-  while [ $i -le "$numfields" ]; do
-    host=$(printf "%s" "$domain" | cut -d . -f $i-100)
+  while [ "$i" -le "$numfields" ]; do
+    host=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug host "$host"
     if [ -z "$host" ]; then
       return 1
     fi
 
     if _contains "$response" "$host"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$host"
       return 0
     fi
diff --git a/dnsapi/dns_namesilo.sh b/dnsapi/dns_namesilo.sh
index 2995e7dc..b31e32a1 100755
--- a/dnsapi/dns_namesilo.sh
+++ b/dnsapi/dns_namesilo.sh
@@ -109,15 +109,15 @@ _get_root() {
 
   # Need to exclude the last field (tld)
   numfields=$(echo "$domain" | _egrep_o "\." | wc -l)
-  while [ $i -le "$numfields" ]; do
-    host=$(printf "%s" "$domain" | cut -d . -f $i-100)
+  while [ "$i" -le "$numfields" ]; do
+    host=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug host "$host"
     if [ -z "$host" ]; then
       return 1
     fi
 
     if _contains "$response" ">$host</domain>"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$host"
       return 0
     fi
diff --git a/dnsapi/dns_nederhost.sh b/dnsapi/dns_nederhost.sh
index d0b97d3c..b16c36ec 100755
--- a/dnsapi/dns_nederhost.sh
+++ b/dnsapi/dns_nederhost.sh
@@ -88,8 +88,8 @@ _get_root() {
   i=2
   p=1
   while true; do
-    _domain=$(printf "%s" "$domain" | cut -d . -f $i-100)
-    _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+    _domain=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
+    _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
     _debug _domain "$_domain"
     if [ -z "$_domain" ]; then
       #not valid
diff --git a/dnsapi/dns_neodigit.sh b/dnsapi/dns_neodigit.sh
index 1119f916..a31f8c9b 100644
--- a/dnsapi/dns_neodigit.sh
+++ b/dnsapi/dns_neodigit.sh
@@ -126,7 +126,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -142,7 +142,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\"" >/dev/null; then
       _domain_id=$(echo "$response" | _egrep_o "\"id\":\s*[0-9]+" | _head_n 1 | cut -d: -f2 | cut -d, -f1)
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_netlify.sh b/dnsapi/dns_netlify.sh
index bb5f5809..322f10ad 100644
--- a/dnsapi/dns_netlify.sh
+++ b/dnsapi/dns_netlify.sh
@@ -55,8 +55,6 @@ dns_netlify_add() {
     return 1
   fi
 
-  _err "Not fully implemented!"
-  return 1
 }
 
 #Usage: dns_myapi_rm   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
@@ -95,7 +93,6 @@ dns_netlify_rm() {
       _err "error removing validation value ($_code)"
       return 1
     fi
-    return 0
   fi
   return 1
 }
@@ -111,7 +108,7 @@ _get_root() {
   _netlify_rest GET "dns_zones" "" "$accesstoken"
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug2 "Checking domain: $h"
     if [ -z "$h" ]; then
       #not valid
@@ -126,7 +123,7 @@ _get_root() {
           #create the record at the domain apex (@) if only the domain name was provided as --domain-alias
           _sub_domain="@"
         else
-          _sub_domain=$(echo "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(echo "$domain" | cut -d . -f 1-"$p")
         fi
         _domain=$h
         return 0
diff --git a/dnsapi/dns_nic.sh b/dnsapi/dns_nic.sh
index 42f35cb0..5f3e7d5d 100644
--- a/dnsapi/dns_nic.sh
+++ b/dnsapi/dns_nic.sh
@@ -169,7 +169,7 @@ _get_root() {
     fi
 
     if _contains "$_all_domains" "^$h$"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       _service=$(printf "%s" "$response" | grep -m 1 "idn-name=\"$_domain\"" | sed -r "s/.*service=\"(.*)\".*$/\1/")
       return 0
diff --git a/dnsapi/dns_njalla.sh b/dnsapi/dns_njalla.sh
index 5d241ebf..c410447d 100644
--- a/dnsapi/dns_njalla.sh
+++ b/dnsapi/dns_njalla.sh
@@ -126,7 +126,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -140,7 +140,7 @@ _get_root() {
     if _contains "$response" "\"$h\""; then
       _domain_returned=$(echo "$response" | _egrep_o "\{\"name\": *\"[^\"]*\"" | _head_n 1 | cut -d : -f 2 | tr -d \" | tr -d " ")
       if [ "$_domain_returned" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_nsone.sh b/dnsapi/dns_nsone.sh
index 2a073950..e1bfa531 100644
--- a/dnsapi/dns_nsone.sh
+++ b/dnsapi/dns_nsone.sh
@@ -119,7 +119,7 @@ _get_root() {
     return 1
   fi
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -127,7 +127,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"zone\":\"$h\""; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_nw.sh b/dnsapi/dns_nw.sh
index 8c68ead8..0735f5de 100644
--- a/dnsapi/dns_nw.sh
+++ b/dnsapi/dns_nw.sh
@@ -154,7 +154,7 @@ _get_root() {
 
     _debug response "${response}"
     while true; do
-      h=$(printf "%s" "${domain}" | cut -d . -f $i-100)
+      h=$(printf "%s" "${domain}" | cut -d . -f "$i"-100)
       _debug h "${h}"
       if [ -z "${h}" ]; then
         #not valid
@@ -165,7 +165,7 @@ _get_root() {
       if [ "${hostedzone}" ]; then
         _zone_id=$(printf "%s\n" "${hostedzone}" | _egrep_o "\"zone_id\": *[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "${_zone_id}" ]; then
-          _sub_domain=$(printf "%s" "${domain}" | cut -d . -f 1-${p})
+          _sub_domain=$(printf "%s" "${domain}" | cut -d . -f 1-"${p}")
           _domain="${h}"
           return 0
         fi
diff --git a/dnsapi/dns_oci.sh b/dnsapi/dns_oci.sh
index f1138efa..c76a4565 100644
--- a/dnsapi/dns_oci.sh
+++ b/dnsapi/dns_oci.sh
@@ -190,7 +190,7 @@ _get_zone() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       # not valid
@@ -199,7 +199,7 @@ _get_zone() {
 
     _domain_id=$(_signed_request "GET" "/20180115/zones/$h" "" "id")
     if [ "$_domain_id" ]; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
 
       _debug _domain_id "$_domain_id"
diff --git a/dnsapi/dns_omglol.sh b/dnsapi/dns_omglol.sh
new file mode 100644
index 00000000..b6c06aee
--- /dev/null
+++ b/dnsapi/dns_omglol.sh
@@ -0,0 +1,395 @@
+#!/usr/bin/env sh
+# shellcheck disable=SC2034
+dns_myapi_info='omg.lol
+ Based on the omg.lol API, defined at https://api.omg.lol/
+Domains: omg.lol
+Site: github.com/acmesh-official/acme.sh/wiki/DNS-API-Dev-Guide
+Docs: github.com/acmesh-official/acme.sh/wiki/dnsapi#dns_duckdns
+Options:
+ OMG_ApiKey API Key from omg.lol.  This is accesible from the bottom of the account page at https://home.omg.lol/account
+ OMG_Address This is your omg.lol address, without the preceding @ - you can see your list on your dashboard at https://home.omg.lol/dashboard
+Issues: github.com/acmesh-official/acme.sh
+Author: @Kholin <kholin+acme.omglolapi@omg.lol>
+'
+
+#returns 0 means success, otherwise error.
+
+########  Public functions #####################
+
+# Please Read this guide first: https://github.com/acmesh-official/acme.sh/wiki/DNS-API-Dev-Guide
+
+#Usage: dns_myapi_add   _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+dns_omglol_add() {
+  fulldomain=$1
+  txtvalue=$2
+  OMG_ApiKey="${OMG_ApiKey:-$(_readaccountconf_mutable OMG_ApiKey)}"
+  OMG_Address="${OMG_Address:-$(_readaccountconf_mutable OMG_Address)}"
+
+  # As omg.lol includes a leading @ for their addresses, pre-strip this before save
+  OMG_Address="$(echo "$OMG_Address" | tr -d '@')"
+
+  _saveaccountconf_mutable OMG_ApiKey "$OMG_ApiKey"
+  _saveaccountconf_mutable OMG_Address "$OMG_Address"
+
+  _info "Using omg.lol."
+  _debug "Function" "dns_omglol_add()"
+  _debug "Full Domain Name" "$fulldomain"
+  _debug "txt Record Value" "$txtvalue"
+  _secure_debug "omg.lol API key" "$OMG_ApiKey"
+  _debug "omg.lol Address" "$OMG_Address"
+
+  omg_validate "$OMG_ApiKey" "$OMG_Address" "$fulldomain"
+  if [ ! $? ]; then
+    return 1
+  fi
+
+  dnsName=$(_getDnsRecordName "$fulldomain" "$OMG_Address")
+  authHeader="$(_createAuthHeader "$OMG_ApiKey")"
+
+  _debug2 "dns_omglol_add(): Address" "$dnsName"
+
+  omg_add "$OMG_Address" "$authHeader" "$dnsName" "$txtvalue"
+
+}
+
+#Usage: fulldomain txtvalue
+#Remove the txt record after validation.
+dns_omglol_rm() {
+  fulldomain=$1
+  txtvalue=$2
+  OMG_ApiKey="${OMG_ApiKey:-$(_readaccountconf_mutable OMG_ApiKey)}"
+  OMG_Address="${OMG_Address:-$(_readaccountconf_mutable OMG_Address)}"
+
+  # As omg.lol includes a leading @ for their addresses, strip this in case provided
+  OMG_Address="$(echo "$OMG_Address" | tr -d '@')"
+
+  _info "Using omg.lol"
+  _debug "Function" "dns_omglol_rm()"
+  _debug "Full Domain Name" "$fulldomain"
+  _debug "txt Record Value" "$txtvalue"
+  _secure_debug "omg.lol API key" "$OMG_ApiKey"
+  _debug "omg.lol Address" "$OMG_Address"
+
+  omg_validate "$OMG_ApiKey" "$OMG_Address" "$fulldomain"
+  if [ ! $? ]; then
+    return 1
+  fi
+
+  dnsName=$(_getDnsRecordName "$fulldomain" "$OMG_Address")
+  authHeader="$(_createAuthHeader "$OMG_ApiKey")"
+
+  omg_delete "$OMG_Address" "$authHeader" "$dnsName" "$txtvalue"
+}
+
+####################  Private functions below ##################################
+# Check that the minimum requirements are present.  Close ungracefully if not
+omg_validate() {
+  omg_apikey=$1
+  omg_address=$2
+  fulldomain=$3
+
+  _debug2 "Function" "dns_validate()"
+  _secure_debug2 "omg.lol API key" "$omg_apikey"
+  _debug2 "omg.lol Address" "$omg_address"
+  _debug2 "Full Domain Name" "$fulldomain"
+
+  if [ "" = "$omg_address" ]; then
+    _err "omg.lol base address not provided.  Exiting"
+    return 1
+  fi
+
+  if [ "" = "$omg_apikey" ]; then
+    _err "omg.lol API key not provided.  Exiting"
+    return 1
+  fi
+
+  _endswith "$fulldomain" "omg.lol"
+  if [ ! $? ]; then
+    _err "Domain name requested is not under omg.lol"
+    return 1
+  fi
+
+  _endswith "$fulldomain" "$omg_address.omg.lol"
+  if [ ! $? ]; then
+    _err "Domain name is not a subdomain of provided omg.lol address $omg_address"
+    return 1
+  fi
+
+  _debug "Required environment parameters are all present"
+}
+
+# Add (or modify) an entry for a new ACME query
+omg_add() {
+  address=$1
+  authHeader=$2
+  dnsName=$3
+  txtvalue=$4
+
+  _info "Creating DNS entry for $dnsName"
+  _debug2 "omg_add()"
+  _debug2 "omg.lol Address: " "$address"
+  _secure_debug2 "omg.lol authorization header: " "$authHeader"
+  _debug2 "Full Domain name:" "$dnsName.$address.omg.lol"
+  _debug2 "TXT value to set:" "$txtvalue"
+
+  export _H1="$authHeader"
+
+  endpoint="https://api.omg.lol/address/$address/dns"
+  _debug2 "Endpoint" "$endpoint"
+
+  payload='{"type": "TXT", "name":"'"$dnsName"'", "data":"'"$txtvalue"'", "ttl":30}'
+  _debug2 "Payload" "$payload"
+
+  response=$(_post "$payload" "$endpoint" "" "POST" "application/json")
+
+  omg_validate_add "$response" "$dnsName.$address" "$txtvalue"
+}
+
+omg_validate_add() {
+  response=$1
+  name=$2
+  content=$3
+
+  _debug "Validating DNS record addition"
+  _debug2 "omg_validate_add()"
+  _debug2 "Response" "$response"
+  _debug2 "DNS Name" "$name"
+  _debug2 "DNS value" "$content"
+
+  _jsonResponseCheck "$response" "success" "true"
+  if [ "1" = "$?" ]; then
+    _err "Response did not report success"
+    return 1
+  fi
+
+  _jsonResponseCheck "$response" "message" "Your DNS record was created successfully."
+  if [ "1" = "$?" ]; then
+    _err "Response message did not indicate DNS record was successfully created"
+    return 1
+  fi
+
+  _jsonResponseCheck "$response" "name" "$name"
+  if [ "1" = "$?" ]; then
+    _err "Response DNS Name did not match the response received"
+    return 1
+  fi
+
+  _jsonResponseCheck "$response" "content" "$content"
+  if [ "1" = "$?" ]; then
+    _err "Response DNS Name did not match the response received"
+    return 1
+  fi
+
+  _info "Record Created successfully"
+  return 0
+}
+
+omg_getRecords() {
+  address=$1
+  authHeader=$2
+  dnsName=$3
+  txtValue=$4
+
+  _debug2 "omg_getRecords()"
+  _debug2 "omg.lol Address: " "$address"
+  _secure_debug2 "omg.lol Auth Header: " "$authHeader"
+  _debug2 "omg.lol DNS name:" "$dnsName"
+  _debug2 "txt Value" "$txtValue"
+
+  export _H1="$authHeader"
+
+  endpoint="https://api.omg.lol/address/$address/dns"
+  _debug2 "Endpoint" "$endpoint"
+
+  payload=$(_get "$endpoint")
+
+  _debug2 "Received Payload:" "$payload"
+
+  # Reformat the JSON to be more parseable
+  recordID=$(echo "$payload" | _stripWhitespace)
+  recordID=$(echo "$recordID" | _exposeJsonArray)
+
+  # Now find the one with the right value, and caputre its ID
+  recordID=$(echo "$recordID" | grep -- "$txtValue" | grep -i -- "$dnsName.$address")
+  _getJsonElement "$recordID" "id"
+}
+
+omg_delete() {
+  address=$1
+  authHeader=$2
+  dnsName=$3
+  txtValue=$4
+
+  _info "Deleting DNS entry for $dnsName with value $txtValue"
+  _debug2 "omg_delete()"
+  _debug2 "omg.lol Address: " "$address"
+  _secure_debug2 "omg.lol Auth Header: " "$authHeader"
+  _debug2 "Full Domain name:" "$dnsName.$address.omg.lol"
+  _debug2 "txt Value" "$txtValue"
+
+  record=$(omg_getRecords "$address" "$authHeader" "$dnsName" "$txtvalue")
+  if [ "" = "$record" ]; then
+    _err "DNS record $address not found!"
+    return 1
+  fi
+
+  endpoint="https://api.omg.lol/address/$address/dns/$record"
+  _debug2 "Endpoint" "$endpoint"
+
+  export _H1="$authHeader"
+  output=$(_post "" "$endpoint" "" "DELETE")
+
+  _debug2 "Response" "$output"
+
+  omg_validate_delete "$output"
+}
+
+# Validate the response on request to delete.  Confirm stastus is success and
+# Message indicates deletion was successful
+# Input: Response - HTTP response received from delete request
+omg_validate_delete() {
+  response=$1
+
+  _info "Validating DNS record deletion"
+  _debug2 "omg_validate_delete()"
+  _debug2 "Response" "$response"
+
+  _jsonResponseCheck "$output" "success" "true"
+  if [ "1" = "$?" ]; then
+    _err "Response did not report success"
+    return 1
+  fi
+
+  _jsonResponseCheck "$output" "message" "OK, your DNS record has been deleted."
+  if [ "1" = "$?" ]; then
+    _err "Response message did not indicate DNS record was successfully deleted"
+    return 1
+  fi
+
+  _info "Record deleted successfully"
+  return 0
+}
+
+########## Utility Functions #####################################
+# All utility functions only log at debug3
+_jsonResponseCheck() {
+  response=$1
+  field=$2
+  correct=$3
+
+  correct=$(echo "$correct" | _lower_case)
+
+  _debug3 "jsonResponseCheck()"
+  _debug3 "Response to parse" "$response"
+  _debug3 "Field to get response from" "$field"
+  _debug3 "What is the correct response" "$correct"
+
+  responseValue=$(_jsonGetLastResponse "$response" "$field")
+
+  if [ "$responseValue" != "$correct" ]; then
+    _debug3 "Expected: $correct"
+    _debug3 "Actual: $responseValue"
+    return 1
+  else
+    _debug3 "Matched: $responseValue"
+  fi
+  return 0
+}
+
+_jsonGetLastResponse() {
+  response=$1
+  field=$2
+
+  _debug3 "jsonGetLastResponse()"
+  _debug3 "Response provided" "$response"
+  _debug3 "Field to get responses for" "$field"
+
+  responseValue=$(echo "$response" | grep -- "\"$field\"" | cut -f2 -d":")
+
+  _debug3 "Response lines found:" "$responseValue"
+
+  responseValue=$(echo "$responseValue" | sed 's/^ //g' | sed 's/^"//g' | sed 's/\\"//g')
+  responseValue=$(echo "$responseValue" | sed 's/,$//g' | sed 's/"$//g')
+  responseValue=$(echo "$responseValue" | _lower_case)
+
+  _debug3 "Responses found" "$responseValue"
+  _debug3 "Response Selected" "$(echo "$responseValue" | tail -1)"
+
+  echo "$responseValue" | tail -1
+}
+
+_stripWhitespace() {
+  tr -d '\n' | tr -d '\r' | tr -d '\t' | sed -r 's/ +/ /g' | sed 's/\\"//g'
+}
+
+_exposeJsonArray() {
+  sed -r 's/.*\[//g' | tr '}' '|' | tr '{' '|' | sed 's/|, |/|/g' | tr '|' '\n'
+}
+
+_getJsonElement() {
+  content=$1
+  field=$2
+
+  _debug3 "_getJsonElement()"
+  _debug3 "Input JSON element" "$content"
+  _debug3 "JSON element to isolate" "$field"
+
+  # With a single JSON entry to parse, convert commas to newlines puts each element on
+  # its own line - which then allows us to just grep teh name, remove the key, and
+  # isolate the value
+  output=$(echo "$content" | tr ',' '\n' | grep -- "\"$field\":" | sed 's/.*: //g')
+
+  _debug3 "String before unquoting: $output"
+
+  _unquoteString "$output"
+}
+
+_createAuthHeader() {
+  apikey=$1
+
+  _debug3 "_createAuthHeader()"
+  _secure_debug3 "Provided API Key" "$apikey"
+
+  authheader="Authorization: Bearer $apikey"
+  _secure_debug3 "Authorization Header" "$authheader"
+  echo "$authheader"
+}
+
+_getDnsRecordName() {
+  fqdn=$1
+  address=$2
+
+  _debug3 "_getDnsRecordName()"
+  _debug3 "FQDN" "$fqdn"
+  _debug3 "omg.lol Address" "$address"
+
+  echo "$fqdn" | sed 's/\.omg\.lol//g' | sed 's/\.'"$address"'$//g'
+}
+
+_unquoteString() {
+  output=$1
+  quotes=0
+
+  _debug3 "_unquoteString()"
+  _debug3 "Possibly quoted string" "$output"
+
+  _startswith "$output" "\""
+  if [ $? ]; then
+    quotes=$((quotes + 1))
+  fi
+
+  _endswith "$output" "\""
+  if [ $? ]; then
+    quotes=$((quotes + 1))
+  fi
+
+  _debug3 "Original String: $output"
+  _debug3 "Quotes found: $quotes"
+
+  if [ $((quotes)) -gt 1 ]; then
+    output=$(echo "$output" | sed 's/^"//g' | sed 's/"$//g')
+    _debug3 "Quotes removed: $output"
+  fi
+
+  echo "$output"
+}
diff --git a/dnsapi/dns_one.sh b/dnsapi/dns_one.sh
index b2adf253..d258ecc1 100644
--- a/dnsapi/dns_one.sh
+++ b/dnsapi/dns_one.sh
@@ -94,7 +94,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
 
     if [ -z "$h" ]; then
       #not valid
@@ -104,7 +104,7 @@ _get_root() {
     response="$(_get "https://www.one.com/admin/api/domains/$h/dns/custom_records")"
 
     if ! _contains "$response" "CRMRST_000302"; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_online.sh b/dnsapi/dns_online.sh
index c83cd458..7ec27d71 100755
--- a/dnsapi/dns_online.sh
+++ b/dnsapi/dns_online.sh
@@ -124,7 +124,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -133,7 +133,7 @@ _get_root() {
     _online_rest GET "domain/$h/version/active"
 
     if ! _contains "$response" "Domain not found" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       _real_dns_version=$(echo "$response" | _egrep_o '"uuid_ref":.*' | cut -d ':' -f 2 | cut -d '"' -f 2)
       return 0
diff --git a/dnsapi/dns_openprovider.sh b/dnsapi/dns_openprovider.sh
index 4d115dcf..b584fad2 100755
--- a/dnsapi/dns_openprovider.sh
+++ b/dnsapi/dns_openprovider.sh
@@ -186,7 +186,7 @@ _get_root() {
 
   results_retrieved=0
   while true; do
-    h=$(echo "$domain" | cut -d . -f $i-100)
+    h=$(echo "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
diff --git a/dnsapi/dns_opnsense.sh b/dnsapi/dns_opnsense.sh
index 6d3d3eec..d1e9c0ac 100755
--- a/dnsapi/dns_opnsense.sh
+++ b/dnsapi/dns_opnsense.sh
@@ -144,7 +144,7 @@ _get_root() {
   fi
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -153,13 +153,13 @@ _get_root() {
     id=$(echo "$_domain_response" | _egrep_o "\"uuid\":\"[a-z0-9\-]*\",\"enabled\":\"1\",\"type\":\"primary\",\"domainname\":\"${h}\"" | cut -d ':' -f 2 | cut -d '"' -f 2)
     if [ -n "$id" ]; then
       _debug id "$id"
-      _host=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _host=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="${h}"
       _domainid="${id}"
       return 0
     fi
     p=$i
-    i=$(_math $i + 1)
+    i=$(_math "$i" + 1)
   done
   _debug "$domain not found"
 
diff --git a/dnsapi/dns_ovh.sh b/dnsapi/dns_ovh.sh
index 7f62c05e..24ad0904 100755
--- a/dnsapi/dns_ovh.sh
+++ b/dnsapi/dns_ovh.sh
@@ -113,7 +113,7 @@ _initAuth() {
     _saveaccountconf_mutable OVH_END_POINT "$OVH_END_POINT"
   fi
 
-  OVH_API="$(_ovh_get_api $OVH_END_POINT)"
+  OVH_API="$(_ovh_get_api "$OVH_END_POINT")"
   _debug OVH_API "$OVH_API"
 
   OVH_CK="${OVH_CK:-$(_readaccountconf_mutable OVH_CK)}"
@@ -260,7 +260,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -273,7 +273,7 @@ _get_root() {
     if ! _contains "$response" "This service does not exist" >/dev/null &&
       ! _contains "$response" "This call has not been granted" >/dev/null &&
       ! _contains "$response" "NOT_GRANTED_CALL" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_pdns.sh b/dnsapi/dns_pdns.sh
index cde3b1a6..6cce54da 100755
--- a/dnsapi/dns_pdns.sh
+++ b/dnsapi/dns_pdns.sh
@@ -181,7 +181,7 @@ _get_root() {
   fi
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
 
     if _contains "$_zones_response" "\"name\":\"$h.\""; then
       _domain="$h."
@@ -194,7 +194,7 @@ _get_root() {
     if [ -z "$h" ]; then
       return 1
     fi
-    i=$(_math $i + 1)
+    i=$(_math "$i" + 1)
   done
   _debug "$domain not found"
 
diff --git a/dnsapi/dns_pointhq.sh b/dnsapi/dns_pointhq.sh
index fe95cd52..0abc087b 100644
--- a/dnsapi/dns_pointhq.sh
+++ b/dnsapi/dns_pointhq.sh
@@ -118,7 +118,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -130,7 +130,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"name\":\"$h\"" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_porkbun.sh b/dnsapi/dns_porkbun.sh
index 0a443855..1681ca9a 100644
--- a/dnsapi/dns_porkbun.sh
+++ b/dnsapi/dns_porkbun.sh
@@ -9,7 +9,7 @@ Options:
 Issues: github.com/acmesh-official/acme.sh/issues/3450
 '
 
-PORKBUN_Api="https://porkbun.com/api/json/v3"
+PORKBUN_Api="https://api.porkbun.com/api/json/v3"
 
 ########  Public functions #####################
 
@@ -107,7 +107,7 @@ _get_root() {
   domain=$1
   i=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       return 1
diff --git a/dnsapi/dns_rackcorp.sh b/dnsapi/dns_rackcorp.sh
index e1e4f27d..b8fc73ab 100644
--- a/dnsapi/dns_rackcorp.sh
+++ b/dnsapi/dns_rackcorp.sh
@@ -83,7 +83,7 @@ _get_root() {
     return 1
   fi
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug searchhost "$h"
     if [ -z "$h" ]; then
       _err "Could not find domain for record $domain in RackCorp using the provided credentials"
@@ -95,7 +95,7 @@ _get_root() {
 
     if _contains "$response" "\"matches\":1"; then
       if _contains "$response" "\"name\":\"$h\""; then
-        _lookup=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _lookup=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain="$h"
         return 0
       fi
diff --git a/dnsapi/dns_rackspace.sh b/dnsapi/dns_rackspace.sh
index 03edce0d..05ec14a6 100644
--- a/dnsapi/dns_rackspace.sh
+++ b/dnsapi/dns_rackspace.sh
@@ -72,7 +72,7 @@ _get_root_zone() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -88,7 +88,7 @@ _get_root_zone() {
       _domain_id=$(echo "$response" | sed -n "s/^.*\"id\":\"\([^,]*\)\",\"accountId\":\"[0-9]*\",\"name\":\"$h\",.*/\1/p")
       _debug2 domain_id "$_domain_id"
       if [ -n "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_rcode0.sh b/dnsapi/dns_rcode0.sh
index 131a22b1..4ffdf572 100755
--- a/dnsapi/dns_rcode0.sh
+++ b/dnsapi/dns_rcode0.sh
@@ -171,7 +171,7 @@ _get_root() {
   i=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
 
     _debug "try to find: $h"
     if _rcode0_rest "GET" "/api/v1/acme/zones/$h"; then
@@ -189,7 +189,7 @@ _get_root() {
     if [ -z "$h" ]; then
       return 1
     fi
-    i=$(_math $i + 1)
+    i=$(_math "$i" + 1)
   done
   _debug "no matching domain for $domain found"
 
diff --git a/dnsapi/dns_scaleway.sh b/dnsapi/dns_scaleway.sh
index 64bfcc38..4cbf68d2 100755
--- a/dnsapi/dns_scaleway.sh
+++ b/dnsapi/dns_scaleway.sh
@@ -41,9 +41,7 @@ dns_scaleway_add() {
     _err error "$response"
     return 1
   fi
-  _info "Record added."
 
-  return 0
 }
 
 dns_scaleway_rm() {
@@ -71,9 +69,7 @@ dns_scaleway_rm() {
     _err error "$response"
     return 1
   fi
-  _info "Record deleted."
 
-  return 0
 }
 
 ####################  Private functions below ##################################
@@ -104,7 +100,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -113,7 +109,7 @@ _get_root() {
     _scaleway_rest GET "dns-zones/$h/records"
 
     if ! _contains "$response" "subdomain not found" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_schlundtech.sh b/dnsapi/dns_schlundtech.sh
index 02146494..6d2930a2 100644
--- a/dnsapi/dns_schlundtech.sh
+++ b/dnsapi/dns_schlundtech.sh
@@ -106,7 +106,7 @@ _get_autodns_zone() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
 
     if [ -z "$h" ]; then
@@ -124,7 +124,7 @@ _get_autodns_zone() {
     if _contains "$autodns_response" "<summary>1</summary>" >/dev/null; then
       _zone="$(echo "$autodns_response" | _egrep_o '<name>[^<]*</name>' | cut -d '>' -f 2 | cut -d '<' -f 1)"
       _system_ns="$(echo "$autodns_response" | _egrep_o '<system_ns>[^<]*</system_ns>' | cut -d '>' -f 2 | cut -d '<' -f 1)"
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       return 0
     fi
 
diff --git a/dnsapi/dns_selectel.sh b/dnsapi/dns_selectel.sh
index 32b0737f..8b52b24e 100644
--- a/dnsapi/dns_selectel.sh
+++ b/dnsapi/dns_selectel.sh
@@ -117,7 +117,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -125,7 +125,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"name\" *: *\"$h\","; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       _debug "Getting domain id for $h"
       if ! _sl_rest GET "/$h"; then
diff --git a/dnsapi/dns_servercow.sh b/dnsapi/dns_servercow.sh
index 37c2a97b..d6994681 100755
--- a/dnsapi/dns_servercow.sh
+++ b/dnsapi/dns_servercow.sh
@@ -81,7 +81,6 @@ dns_servercow_add() {
     return 1
   fi
 
-  return 1
 }
 
 # Usage fulldomain txtvalue
@@ -137,7 +136,7 @@ _get_root() {
   p=1
 
   while true; do
-    _domain=$(printf "%s" "$fulldomain" | cut -d . -f $i-100)
+    _domain=$(printf "%s" "$fulldomain" | cut -d . -f "$i"-100)
 
     _debug _domain "$_domain"
     if [ -z "$_domain" ]; then
@@ -150,7 +149,7 @@ _get_root() {
     fi
 
     if ! _contains "$response" '"error":"no such domain in user context"' >/dev/null; then
-      _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$fulldomain" | cut -d . -f 1-"$p")
       if [ -z "$_sub_domain" ]; then
         # not valid
         return 1
diff --git a/dnsapi/dns_simply.sh b/dnsapi/dns_simply.sh
index 9fac3ef7..e0ad16e2 100644
--- a/dnsapi/dns_simply.sh
+++ b/dnsapi/dns_simply.sh
@@ -166,7 +166,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -179,7 +179,7 @@ _get_root() {
     if ! _contains "$response" "$SIMPLY_SUCCESS_CODE"; then
       _debug "$h not found"
     else
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_transip.sh b/dnsapi/dns_transip.sh
index 6171678e..2abbe34d 100644
--- a/dnsapi/dns_transip.sh
+++ b/dnsapi/dns_transip.sh
@@ -55,14 +55,14 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
 
     if [ -z "$h" ]; then
       #not valid
       return 1
     fi
 
-    _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+    _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
     _domain="$h"
 
     if _transip_rest GET "domains/$h/dns" && _contains "$response" "dnsEntries"; then
diff --git a/dnsapi/dns_udr.sh b/dnsapi/dns_udr.sh
index 24a843b9..f9772e10 100644
--- a/dnsapi/dns_udr.sh
+++ b/dnsapi/dns_udr.sh
@@ -115,7 +115,7 @@ _get_root() {
   fi
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
 
     if [ -z "$h" ]; then
diff --git a/dnsapi/dns_ultra.sh b/dnsapi/dns_ultra.sh
index 8b8c9122..e8da431c 100644
--- a/dnsapi/dns_ultra.sh
+++ b/dnsapi/dns_ultra.sh
@@ -115,7 +115,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     _debug response "$response"
     if [ -z "$h" ]; then
@@ -128,7 +128,7 @@ _get_root() {
     if _contains "${response}" "${h}." >/dev/null; then
       _domain_id=$(echo "$response" | _egrep_o "${h}" | head -1)
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain="${h}"
         _debug sub_domain "${_sub_domain}"
         _debug domain "${_domain}"
diff --git a/dnsapi/dns_unoeuro.sh b/dnsapi/dns_unoeuro.sh
index a1263abe..ff70c8b6 100644
--- a/dnsapi/dns_unoeuro.sh
+++ b/dnsapi/dns_unoeuro.sh
@@ -133,7 +133,7 @@ _get_root() {
   i=2
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -147,7 +147,7 @@ _get_root() {
     if _contains "$response" "\"status\": 200"; then
       _domain_id=$h
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_variomedia.sh b/dnsapi/dns_variomedia.sh
index 23ec29bf..fa38bbb6 100644
--- a/dnsapi/dns_variomedia.sh
+++ b/dnsapi/dns_variomedia.sh
@@ -102,7 +102,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       return 1
     fi
@@ -112,7 +112,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"id\":\"$h\""; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d '.' -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d '.' -f 1-"$p")
       _domain="$h"
       return 0
     fi
diff --git a/dnsapi/dns_veesp.sh b/dnsapi/dns_veesp.sh
index 5ea6e718..1afeeb30 100644
--- a/dnsapi/dns_veesp.sh
+++ b/dnsapi/dns_veesp.sh
@@ -112,7 +112,7 @@ _get_root() {
     return 1
   fi
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -125,7 +125,7 @@ _get_root() {
       _service_id=$(printf "%s\n" "$response" | _egrep_o "\"name\":\"$h\",\"service_id\":[^}]*" | cut -d : -f 3 | cut -d '"' -f 2)
       _debug _service_id "$_service_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain="$h"
         return 0
       fi
diff --git a/dnsapi/dns_vercel.sh b/dnsapi/dns_vercel.sh
index 46a4cb7e..469f7670 100644
--- a/dnsapi/dns_vercel.sh
+++ b/dnsapi/dns_vercel.sh
@@ -94,7 +94,7 @@ _get_root() {
   i=1
   p=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     if [ -z "$h" ]; then
       #not valid
       return 1
@@ -105,7 +105,7 @@ _get_root() {
     fi
 
     if _contains "$response" "\"name\":\"$h\"" >/dev/null; then
-      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+      _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
       _domain=$h
       return 0
     fi
diff --git a/dnsapi/dns_vscale.sh b/dnsapi/dns_vscale.sh
index 54abb439..c3915c69 100755
--- a/dnsapi/dns_vscale.sh
+++ b/dnsapi/dns_vscale.sh
@@ -97,7 +97,7 @@ _get_root() {
   if _vscale_rest GET "domains/"; then
     response="$(echo "$response" | tr -d "\n" | sed 's/{/\n&/g')"
     while true; do
-      h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+      h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
       _debug h "$h"
       if [ -z "$h" ]; then
         #not valid
@@ -108,7 +108,7 @@ _get_root() {
       if [ "$hostedzone" ]; then
         _domain_id=$(printf "%s\n" "$hostedzone" | _egrep_o "\"id\":\s*[0-9]+" | _head_n 1 | cut -d : -f 2 | tr -d \ )
         if [ "$_domain_id" ]; then
-          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+          _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
           _domain=$h
           return 0
         fi
diff --git a/dnsapi/dns_vultr.sh b/dnsapi/dns_vultr.sh
index 94d14f02..61ec3f60 100644
--- a/dnsapi/dns_vultr.sh
+++ b/dnsapi/dns_vultr.sh
@@ -112,7 +112,7 @@ _get_root() {
   domain=$1
   i=1
   while true; do
-    _domain=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    _domain=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$_domain"
     if [ -z "$_domain" ]; then
       return 1
diff --git a/dnsapi/dns_websupport.sh b/dnsapi/dns_websupport.sh
index 3df8d81c..bfc4b23a 100644
--- a/dnsapi/dns_websupport.sh
+++ b/dnsapi/dns_websupport.sh
@@ -121,7 +121,7 @@ _get_root() {
   p=1
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -135,7 +135,7 @@ _get_root() {
     if _contains "$response" "\"name\":\"$h\""; then
       _domain_id=$(echo "$response" | _egrep_o "\[.\"id\": *[^,]*" | _head_n 1 | cut -d : -f 2 | tr -d \" | tr -d " ")
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_yc.sh b/dnsapi/dns_yc.sh
index e81b6fd2..36c49ce4 100644
--- a/dnsapi/dns_yc.sh
+++ b/dnsapi/dns_yc.sh
@@ -179,7 +179,7 @@ _get_root() {
   fi
 
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
@@ -197,7 +197,7 @@ _get_root() {
       _domain_id=$(echo "$response" | _normalizeJson | _egrep_o "[^{]*\"zone\":\"$h\"[^}]*" | _egrep_o "\"id\"[^,]*" | _egrep_o "[^:]*$" | tr -d '"')
       _debug _domain_id "$_domain_id"
       if [ "$_domain_id" ]; then
-        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
+        _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-"$p")
         _domain=$h
         return 0
       fi
diff --git a/dnsapi/dns_zilore.sh b/dnsapi/dns_zilore.sh
index 369ce152..a4bacac5 100644
--- a/dnsapi/dns_zilore.sh
+++ b/dnsapi/dns_zilore.sh
@@ -98,9 +98,9 @@ dns_zilore_rm() {
 
 _get_root() {
   domain=$1
-  i=2
+  i=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       #not valid
diff --git a/dnsapi/dns_zone.sh b/dnsapi/dns_zone.sh
index e4685707..cf82e5f4 100755
--- a/dnsapi/dns_zone.sh
+++ b/dnsapi/dns_zone.sh
@@ -137,9 +137,9 @@ _zone_rest() {
 
 _get_root() {
   domain=$1
-  i=2
+  i=1
   while true; do
-    h=$(printf "%s" "$domain" | cut -d . -f $i-100)
+    h=$(printf "%s" "$domain" | cut -d . -f "$i"-100)
     _debug h "$h"
     if [ -z "$h" ]; then
       return 1
diff --git a/notify/telegram.sh b/notify/telegram.sh
index 454b4146..cca8ee25 100644
--- a/notify/telegram.sh
+++ b/notify/telegram.sh
@@ -27,11 +27,12 @@ telegram_send() {
   fi
   _saveaccountconf_mutable TELEGRAM_BOT_CHATID "$TELEGRAM_BOT_CHATID"
 
-  _content="$(printf "%s" "$_content" | sed -e 's/\([_*`\[]\)/\\\\\1/g')"
+  _subject="$(printf "%s" "$_subject" | sed 's/\\/\\\\\\\\/g' | sed 's/\]/\\\\\]/g' | sed 's/\([_*[()~`>#+--=|{}.!]\)/\\\\\1/g')"
+  _content="$(printf "%s" "$_content" | sed 's/\\/\\\\\\\\/g' | sed 's/\]/\\\\\]/g' | sed 's/\([_*[()~`>#+--=|{}.!]\)/\\\\\1/g')"
   _content="$(printf "*%s*\n%s" "$_subject" "$_content" | _json_encode)"
   _data="{\"text\": \"$_content\", "
   _data="$_data\"chat_id\": \"$TELEGRAM_BOT_CHATID\", "
-  _data="$_data\"parse_mode\": \"markdown\", "
+  _data="$_data\"parse_mode\": \"MarkdownV2\", "
   _data="$_data\"disable_web_page_preview\": \"1\"}"
 
   _debug "$_data"