diff --git a/interface/web/dns/form/dns_srv.tform.php b/interface/web/dns/form/dns_srv.tform.php
index 2c743210d78a08fab913dd9fe28f46f592f86c38..a5e00048b72564a55403aed170504ec7da0976c3 100644
--- a/interface/web/dns/form/dns_srv.tform.php
+++ b/interface/web/dns/form/dns_srv.tform.php
@@ -99,6 +99,9 @@ $form["tabs"]['dns'] = array (
 			'formtype'	=> 'TEXT',
 			'validators'	=> array ( 	0 => array (	'type'	=> 'NOTEMPTY',
 														'errmsg'=> 'data_error_empty'),
+										1 => array (	'type'	=> 'REGEX',
+														'regex' => '/^[\w\.\-]{0,64}\s[\w\.\-]{0,64}\s[\w\.\-]{0,64}$/',
+														'errmsg'=> 'srv_error_regex'),
 									),
 			'default'	=> '',
 			'value'		=> '',
diff --git a/interface/web/dns/lib/lang/en_dns_srv.lng b/interface/web/dns/lib/lang/en_dns_srv.lng
index 13a4cc1ff716b3e43ed61086d8bb16b16589a9d4..d0dcd1eb2636b365110f855be3c28ebaab2c2f2b 100644
--- a/interface/web/dns/lib/lang/en_dns_srv.lng
+++ b/interface/web/dns/lib/lang/en_dns_srv.lng
@@ -12,4 +12,5 @@ $wb["name_error_empty"] = 'The hostname is empty.';
 $wb["name_error_regex"] = 'The hostname has the wrong format.';
 $wb["data_error_empty"] = 'Server record empty';
 $wb["data_error_regex"] = 'Server record format invalid';
+$wb["srv_error_regex"] = 'Invalid server record format. The server record must contain 3 text strings separated by spaces.';
 ?>
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