new settings section

core/Helper/DnsHelper.php

@@ -28,7 +28,7 @@ class DnsHelper
 
     public function getMX($domain){
         try {
-                $result = $resolver->query($domain, 'MX');
+                $result = $this->resolver->query($domain, 'MX');
                 
         } catch(\Net_DNS2_Exception $e) {