PHP Extension

Resolve a Hostname to an IP Address

Demonstrates Socket.DnsLookup, which resolves a hostname and returns one numeric IP address.

Background. A maxWaitMs of 0 waits indefinitely; a positive value bounds the wait. Resolved results may be served from Chilkat's process-wide DNS cache.

Chilkat PHP Extension Downloads

Download Chilkat for PHP Extension

PHP Extension

<?php

include("chilkat.php");

$socket = new CkSocket();

//  Resolve a hostname to a numeric IP address, waiting up to 5 seconds.
$ipAddress = $socket->dnsLookup('example.com',5000);
if ($socket->get_LastMethodSuccess() == false) {
    print $socket->lastErrorText() . "\n";
    exit;
}

print 'Resolved IP address: ' . $ipAddress . "\n";

?>