diff --git a/dnsapi/dns_azure.sh b/dnsapi/dns_azure.sh
index 4099774..583a37d 100644
--- a/dnsapi/dns_azure.sh
+++ b/dnsapi/dns_azure.sh
@@ -1,56 +1,55 @@
 #!/usr/bin/env sh
 
-
 ########  Public functions #####################
 
- # Usage: add  _acme-challenge.www.domain.com   "XKrxpRBosdIKFzxW_CT3KLZNf6q0HG9i01zxXp5CPBs"
+# 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
 #
-dns_azure_add() 
-{ 
+dns_azure_add()
+{
    fulldomain=$1
    txtvalue=$2
-  
+
    AZUREDNS_SUBSCRIPTIONID="${AZUREDNS_SUBSCRIPTIONID:-$(_readaccountconf_mutable AZUREDNS_SUBSCRIPTIONID)}"
    AZUREDNS_TENANTID="${AZUREDNS_TENANTID:-$(_readaccountconf_mutable AZUREDNS_TENANTID)}"
    AZUREDNS_APPID="${AZUREDNS_APPID:-$(_readaccountconf_mutable AZUREDNS_APPID)}"
    AZUREDNS_CLIENTSECRET="${AZUREDNS_CLIENTSECRET:-$(_readaccountconf_mutable AZUREDNS_CLIENTSECRET)}"
-  
+
    if [ -z "$AZUREDNS_SUBSCRIPTIONID" ]; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""   
-	 _err "You didn't specify the Azure Subscription ID "
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify the Azure Subscription ID "
      return 1
    fi
 
    if [ -z "$AZUREDNS_TENANTID" ] ; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""  
-	 _err "You didn't specify then Azure Tenant ID "
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify then Azure Tenant ID "
      return 1
    fi
 
    if  [ -z "$AZUREDNS_APPID" ] ; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""   
-	 _err "You didn't specify the Azure App ID"
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify the Azure App ID"
      return 1
    fi
 
    if [ -z "$AZUREDNS_CLIENTSECRET" ]; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""  
-	 _err "You didn't specify the Azure Client Secret"
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify the Azure Client Secret"
      return 1
    fi
    #save account details to account conf file.
@@ -61,15 +60,15 @@ dns_azure_add()
 
 
    accesstoken=$(_azure_getaccess_token "$AZUREDNS_TENANTID" "$AZUREDNS_APPID" "$AZUREDNS_CLIENTSECRET")
-  
+
    if ! _get_root "$fulldomain"  "$AZUREDNS_SUBSCRIPTIONID" "$accesstoken"; then
     _err "invalid domain"
     return 1
    fi
    _debug _domain_id "$_domain_id"
    _debug _sub_domain "$_sub_domain"
-   _debug _domain "$_domain"  
-  
+   _debug _domain "$_domain"
+
    acmeRecordURI="https://management.azure.com$(printf '%s' $_domain_id |sed 's/\\//g')/TXT/$_sub_domain?api-version=2017-09-01"
    _debug $acmeRecordURI
    body="{\"properties\": {\"TTL\": 3600, \"TXTRecords\": [{\"value\": [\"$txtvalue\"]}]}}"
@@ -82,62 +81,62 @@ dns_azure_add()
 #
 # Ref: https://docs.microsoft.com/en-us/rest/api/dns/recordsets/delete
 #
-dns_azure_rm() 
-{ 
+dns_azure_rm()
+{
    fulldomain=$1
    txtvalue=$2
-  
+
    AZUREDNS_SUBSCRIPTIONID="${AZUREDNS_SUBSCRIPTIONID:-$(_readaccountconf_mutable AZUREDNS_SUBSCRIPTIONID)}"
    AZUREDNS_TENANTID="${AZUREDNS_TENANTID:-$(_readaccountconf_mutable AZUREDNS_TENANTID)}"
    AZUREDNS_APPID="${AZUREDNS_APPID:-$(_readaccountconf_mutable AZUREDNS_APPID)}"
    AZUREDNS_CLIENTSECRET="${AZUREDNS_CLIENTSECRET:-$(_readaccountconf_mutable AZUREDNS_CLIENTSECRET)}"
-  
+
    if [ -z "$AZUREDNS_SUBSCRIPTIONID" ]; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""   
-	 _err "You didn't specify the Azure Subscription ID "
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify the Azure Subscription ID "
      return 1
    fi
 
    if [ -z "$AZUREDNS_TENANTID" ] ; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""  
-	 _err "You didn't specify the Azure Tenant ID "
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify the Azure Tenant ID "
      return 1
    fi
 
    if  [ -z "$AZUREDNS_APPID" ]  ;then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""   
-	 _err "You didn't specify the Azure App ID"
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify the Azure App ID"
      return 1
    fi
 
    if [ -z "$AZUREDNS_CLIENTSECRET" ]; then
      AZUREDNS_SUBSCRIPTIONID=""
      AZUREDNS_TENANTID=""
-     AZUREDNS_APPID="" 
-     AZUREDNS_CLIENTSECRET=""  
-	 _err "You didn't specify Azure Client Secret"
+     AZUREDNS_APPID=""
+     AZUREDNS_CLIENTSECRET=""
+     _err "You didn't specify Azure Client Secret"
      return 1
    fi
 
    accesstoken=$(_azure_getaccess_token "$AZUREDNS_TENANTID" "$AZUREDNS_APPID" "$AZUREDNS_CLIENTSECRET")
-  
+
    if ! _get_root "$fulldomain"  "$AZUREDNS_SUBSCRIPTIONID" "$accesstoken"; then
     _err "invalid domain"
     return 1
    fi
    _debug _domain_id "$_domain_id"
    _debug _sub_domain "$_sub_domain"
-   _debug _domain "$_domain"  
-  
+   _debug _domain "$_domain"
+
    acmeRecordURI="https://management.azure.com$(printf '%s' $_domain_id |sed 's/\\//g')/TXT/$_sub_domain?api-version=2017-09-01"
    _debug $acmeRecordURI
    body="{\"properties\": {\"TTL\": 3600, \"TXTRecords\": [{\"value\": [\"$txtvalue\"]}]}}"
@@ -152,7 +151,7 @@ _azure_rest() {
    ep="$2"
    data="$3"
    accesstoken="$4"
- 
+
    _debug "$ep"
 
    export _H1="authorization: Bearer $accesstoken"
@@ -181,16 +180,16 @@ _azure_getaccess_token() {
    TENANTID=$1
    clientID=$2
    clientSecret=$3
-  
+
    export _H1="accept: application/json"
    export _H2="Content-Type: application/x-www-form-urlencoded"
    export _H3=""
-  
+
    body="resource=$(printf "%s" 'https://management.core.windows.net/'| _url_encode)&client_id=$(printf "%s" $clientID | _url_encode)&client_secret=$(printf "%s" $clientSecret| _url_encode)&grant_type=client_credentials"
    _debug data "$body"
    response="$(_post "$body" "https://login.windows.net/$TENANTID/oauth2/token" "" "POST" )"
    accesstoken=$(printf "%s\n" "$response" | _egrep_o "\"access_token\":\"[^\"]*\"" | head -n 1 | cut -d : -f 2 | tr -d \")
-  
+
    if [ "$?" != "0" ]; then
      _err "error $response"
      return 1
@@ -208,11 +207,11 @@ _get_root() {
    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 
+   ## 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 
+   ## Per https://docs.microsoft.com/en-us/azure/azure-subscription-service-limits#dns-limits you are limited to 100 Zone/subscriptions anyways
    ##
-   _azure_rest GET "https://management.azure.com/subscriptions/$subscriptionId/providers/Microsoft.Network/dnszones?api-version=2017-09-01" "" $accesstoken 
+   _azure_rest GET "https://management.azure.com/subscriptions/$subscriptionId/providers/Microsoft.Network/dnszones?api-version=2017-09-01" "" $accesstoken
 
    # Find matching domain name is Json response
    while true; do
@@ -225,7 +224,7 @@ _get_root() {
       fi
 
     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 \")
+      _domain_id=$(printf "%s\n" "$response" | _egrep_o "\{\"id\":\"[^\"]*$h\"" | head -n 1 | cut -d : -f 2 | tr -d \")
       if [ "$_domain_id" ]; then
         _sub_domain=$(printf "%s" "$domain" | cut -d . -f 1-$p)
         _domain=$h
@@ -238,4 +237,3 @@ _get_root() {
    done
    return 1
 }
-