[0-9]{1,5})[\t ]+(?[0-9]{1,2})[\t ]+(?[0-9])[\t ]+(?[0-9A-F]{64})$/Dm', $zone_content, $data['zone-ds']); if ($found !== 1) output(500, 'Unable to get public key record from zone file.'); } else output(403, 'Wrong print method.');