test multi mx

core/Helper/DnsHelper.php

@@ -161,7 +161,6 @@ class DnsHelper
         foreach($dnsZone['data']->records as $record) {
             if($record->type == 'MX') continue;
             if($record->type == 'SOA') continue;
-            if($record->type == 'NS') continue;
             if($record->type === 'TXT') {
                 // skip dmarc
                 if(preg_match('/^v=DMARC1(.*)$/i', trim($record->rdata->txtdata,'"'))) continue;