note 113537 added to function.checkdnsrr

criffoh at gmail dot com is right. Before you check domain, you must convert to ascii with idn_to_ascii function: http://us2.php.net/manual/en/function.idn-to-ascii.php . var_dump(checkdnsrr('ñandu.cl', 'A')); // returns false var_dump(checkdnsrr(idn_to_ascii('ñandu.cl'), 'A')); // return true ---- Server IP: 72.52.91.14 Probable Submitter: 72.52.91.14 ---- Manual Page -- http://php.net/manual/en/function.checkdnsrr.php Edit -- https://master.php.net/note/edit/113537 Del: integrated -- https://master.php.net/note/delete/113537/integrated Del: useless -- https://master.php.net/note/delete/113537/useless Del: bad code -- https://master.php.net/note/delete/113537/bad+code Del: spam -- https://master.php.net/note/delete/113537/spam Del: non-english -- https://master.php.net/note/delete/113537/non-english Del: in docs -- https://master.php.net/note/delete/113537/in+docs Del: other reasons-- https://master.php.net/note/delete/113537 Reject -- https://master.php.net/note/reject/113537 Search -- https://master.php.net/manage/user-notes.php