diff --git a/data/interfaces/default/js/script.js b/data/interfaces/default/js/script.js
index 8fc15536..50348c46 100644
--- a/data/interfaces/default/js/script.js
+++ b/data/interfaces/default/js/script.js
@@ -232,7 +232,9 @@ function getPlatformImagePath(platformName) {
 
 function isPrivateIP(ip_address) {
     if (ip_address.indexOf(".") > -1) {
-        var parts = ip_address.split('.');
+        // get IPv4 mapped address (xxx.xxx.xxx.xxx) from IPv6 addresss (::ffff:xxx.xxx.xxx.xxx)
+        var parts = ip_address.split(":");
+        var parts = parts[parts.length - 1].split('.');
         if (parts[0] === '10' ||
             (parts[0] === '172' && (parseInt(parts[1], 10) >= 16 && parseInt(parts[1], 10) <= 31)) ||
             (parts[0] === '192' && parts[1] === '168')) {