note 26492 deleted from function.gethostbyaddr by googleguy
| From: | googleguy@php.net | Date: | Tue, 22 Oct 2013 09:04:56 +0000 |
| Subject: | note 26492 deleted from function.gethostbyaddr by googleguy | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-196889@lists.php.net to get a copy of this message | ||
Note Submitter: ameoba32 at mail dot ru
----
DNS lookup with timeout
function dns_timeout($ip) {
$res=
nslookup -timeout=3 -retry=1 $ip;
if (preg_match('/\nName:(.*)\n/', $res, $out)) {
return trim($out[1]);
} else {
return $ip;
}
}