geocar / php-dns

simple dns library for php

This is a simple recursive resolver in php.

<?php
include("dns.inc");

$r = new dns(dns::$ROOT_HINTS);
var_dump($r->lookup("a", "www.github.com"));
var_dump($r->lookup("aaaa", "www.google.com"));
var_dump($r->lookup("ptr", "78.206.58.216.in-addr.arpa"));
var_dump($r->lookup("srv", "_ldap._tcp.google.com"));

	?>

e.g.

array(2) {
  [0]=> string(12) "140.82.118.3"
  [1]=> string(12) "140.82.118.4"
}
array(1) {
  [0]=> string(24) "2a00:1450:4009:801::2004"
}
array(1) {
  [0]=> string(25) "lhr35s11-in-f14.1e100.net"
}
array(1) {
  [0]=> array(2) {
    [0]=> array(3) {
      ["prio"]=> int(5)
      ["weight"]=> int(0)
      ["port"]=> int(389)
    }
    [1]=> string(15) "ldap.google.com"
  }
}

Supported RR:

• A
• AAAA
• NS
• CNAME
• TXT
• PTR
• SRV