diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6bcc095..1b1aed5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@
 
 ### New
 
+* :sparkles: add DynDNS2 support for dynv6.com. [Eduard Veit]
+
 * :sparkles: add .gitchangelog.rc. [Eduard Veit]
 
 * :sparkles: add dynb. [Eduard Veit]
diff --git a/README.md b/README.md
index e71e8ef..c533bd8 100644
--- a/README.md
+++ b/README.md
@@ -18,16 +18,18 @@ The following update methods are currently implemented:
 
 ### APIs
 
-* INWX JSON-RPC-API  
+* INWX.com JSON-RPC-API  
   Limitations:
   - minimum TTL is 300 (5 minutes)
 
 ### DynDNS2
 
-* INWX DynDNS2 protocol  
+* INWX.com  
   Limitations:
   - minimum TTL is 60 (1 minute)
   - one DynDNS account with one hostname is for free
+* dynv6.com
+  - note: assign your token to the password setting
 
 ## 📦 Requirements
 
diff --git a/dynb.sh b/dynb.sh
index 780cf4f..5f333aa 100755
--- a/dynb.sh
+++ b/dynb.sh
@@ -168,22 +168,43 @@ function updateRecord() {
 
 # using DynDNS2 protocol
 function dynupdate() {
+  myip_str=
+  myipv6_str=
+
   INWX_DYNDNS_UPDATE_URL="https://dyndns.inwx.com/nic/update?"
+  DYNV6_DYNDNS_UPDATE_URL="https://dynv6.com/api/update?zone=$_dyn_domain&token=$_password&"
+
   if [[ $_serviceProvider == "inwx" ]]; then
     dyndns_update_url=$INWX_DYNDNS_UPDATE_URL
+    myip_str=myip
+    myipv6_str=myipv6
   fi
-  if [[ $_is_IPv4_enabled == true ]] && [[ $_is_IPv6_enabled == true ]]; then
-    dyndns_update_url="${dyndns_update_url}myip=${_new_IPv4}&myipv6=${_new_IPv6}"
-  fi
-  if [[ $_is_IPv4_enabled == true ]] && [[ $_is_IPv6_enabled == false ]]; then
-    dyndns_update_url="${dyndns_update_url}myip=${_new_IPv4}"
-  fi
-  if [[ $_is_IPv4_enabled == false ]] && [[ $_is_IPv6_enabled == true ]]; then
-    dyndns_update_url="${dyndns_update_url}myipv6=${_new_IPv6}"
+  if [[ $_serviceProvider == "dynv6" ]]; then
+    dyndns_update_url="${DYNV6_DYNDNS_UPDATE_URL}"
+    myip_str=ipv4
+    myipv6_str=ipv6
   fi
 
-  result=$(curl --silent --user $_username:$_password "${dyndns_update_url}" )
-  case $result in
+  if [[ $_is_IPv4_enabled == true ]] && [[ $_is_IPv6_enabled == true ]]; then
+    dyndns_update_url="${dyndns_update_url}${myip_str}=${_new_IPv4}&${myipv6_str}=${_new_IPv6}"
+  fi
+  if [[ $_is_IPv4_enabled == true ]] && [[ $_is_IPv6_enabled == false ]]; then
+    dyndns_update_url="${dyndns_update_url}${myip_str}=${_new_IPv4}"
+  fi
+  if [[ $_is_IPv4_enabled == false ]] && [[ $_is_IPv6_enabled == true ]]; then
+    dyndns_update_url="${dyndns_update_url}${myipv6_str}=${_new_IPv6}"
+  fi
+
+  ## request ##
+  if [[ $_serviceProvider == "dynv6" ]]; then
+    response=$(curl --silent "${dyndns_update_url}" )
+    #echo $dyndns_update_url
+  fi
+  if [[ $_serviceProvider == "inwx" ]]; then
+    response=$(curl --silent --user "$_username":"$_password" "${dyndns_update_url}" )
+  fi
+
+  case $response in
     good )
     echo "The DynDNS update has been executed."
     return
@@ -220,6 +241,10 @@ function dynupdate() {
     echo "There is an internal error in the dyndns update system"
     return
     ;;
+    * )
+    echo "$response"
+    return
+    ;;
   esac
 }