Perl

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.

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Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

my $socket = Chilkat2::Socket->new;

# Resolve a hostname to a numeric IP address, waiting up to 5 seconds.
my $ipAddress = $socket->DnsLookup('example.com', 5000);
if (!$socket->LastMethodSuccess) {
    print $socket->LastErrorText, "\n";
    exit;
}

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