Domain Whois Lookup with PHP

Whois is a way to check ownership of a domain name. We can know ownership information like owner name, address, etc. from whois record.

There are many ways are available to check whois recode. In Linux system you can run whois command to check whois recode. We can also build our won application to fetch whois recode. In this post I will show you how can can get whois recode with pure php code.

Download Source

The Whois Class

/**
* Domain Whois with PHP & CURL
* @author Resalat Haque
* @link http://www.w3bees.com
*/
class Whois
{
  /**
   * whois servers list
   * 
   * @var array
   */
  var $whois_servers = array(
    'com' => 'whois.crsnic.net',
    'net' => 'whois.verisign-grs.com',
    'org' => 'whois.pir.org',
    'info' => 'whois.afilias.info',
    'biz' => 'whois.neulevel.biz',
    'us' => 'whois.nic.us',
    'uk' => 'whois.nic.uk',
    'ca' => 'whois.cira.ca',
    'tel' => 'whois.nic.tel',
    'ie' => 'whois.iedr.ie',
    'it' => 'whois.nic.it',
    'li' => 'whois.nic.li',
    'no' => 'whois.norid.no',
    'cc' => 'whois.nic.cc',
    'eu' => 'whois.eu',
    'nu' => 'whois.nic.nu',
    'au' => 'whois.aunic.net',
    'de' => 'whois.denic.de',
    'ws' => 'whois.worldsite.ws',
    'sc' => 'whois2.afilias-grs.net',
    'mobi' => 'whois.dotmobiregistry.net',
    'pro' => 'whois.registrypro.pro',
    'edu' => 'whois.educause.net',
    'tv' => 'whois.nic.tv',
    'travel' => 'whois.nic.travel',
    'name' => 'whois.nic.name',
    'in' => 'whois.inregistry.net',
    'me' => 'whois.nic.me',
    'at' => 'whois.nic.at',
    'be' => 'whois.dns.be',
    'cn' => 'whois.cnnic.cn',
    'asia' => 'whois.nic.asia',
    'ru' => 'whois.ripn.ru',
    'ro' => 'whois.rotld.ro',
    'aero' => 'whois.aero',
    'fr' => 'whois.nic.fr',
    'se' => 'whois.iis.se',
    'nl' => 'whois.sidn.nl',
    'nz' => 'whois.srs.net.nz',
    'mx' => 'whois.nic.mx',
    'tw' => 'whois.apnic.net',
    'ch' => 'whois.nic.ch',
    'hk' => 'whois.hknic.net.hk',
    'ac' => 'whois.nic.ac',
    'ae' => 'whois.nic.ae',
    'af' => 'whois.nic.af',
    'ag' => 'whois.nic.ag',
    'al' => 'whois.ripe.net',
    'am' => 'whois.amnic.net',
    'as' => 'whois.nic.as',
    'az' => 'whois.ripe.net',
    'ba' => 'whois.ripe.net',
    'bg' => 'whois.register.bg',
    'bi' => 'whois.nic.bi',
    'bj' => 'www.nic.bj',
    'br' => 'whois.nic.br',
    'bt' => 'whois.netnames.net',
    'by' => 'whois.ripe.net',
    'bz' => 'whois.belizenic.bz',
    'cd' => 'whois.nic.cd',
    'ck' => 'whois.nic.ck',
    'cl' => 'nic.cl',
    'coop' => 'whois.nic.coop',
    'cx' => 'whois.nic.cx',
    'cy' => 'whois.ripe.net',
    'cz' => 'whois.nic.cz',
    'dk' => 'whois.dk-hostmaster.dk',
    'dm' => 'whois.nic.cx',
    'dz' => 'whois.ripe.net',
    'ee' => 'whois.eenet.ee',
    'eg' => 'whois.ripe.net',
    'es' => 'whois.ripe.net',
    'fi' => 'whois.ficora.fi',
    'fo' => 'whois.ripe.net',
    'gb' => 'whois.ripe.net',
    'ge' => 'whois.ripe.net',
    'gl' => 'whois.ripe.net',
    'gm' => 'whois.ripe.net',
    'gov' => 'whois.nic.gov',
    'gr' => 'whois.ripe.net',
    'gs' => 'whois.adamsnames.tc',
    'hm' => 'whois.registry.hm',
    'hn' => 'whois2.afilias-grs.net',
    'hr' => 'whois.ripe.net',
    'hu' => 'whois.ripe.net',
    'il' => 'whois.isoc.org.il',
    'int' => 'whois.isi.edu',
    'iq' => 'vrx.net',
    'ir' => 'whois.nic.ir',
    'is' => 'whois.isnic.is',
    'je' => 'whois.je',
    'jp' => 'whois.jprs.jp',
    'kg' => 'whois.domain.kg',
    'kr' => 'whois.nic.or.kr',
    'la' => 'whois2.afilias-grs.net',
    'lt' => 'whois.domreg.lt',
    'lu' => 'whois.restena.lu',
    'lv' => 'whois.nic.lv',
    'ly' => 'whois.lydomains.com',
    'ma' => 'whois.iam.net.ma',
    'mc' => 'whois.ripe.net',
    'md' => 'whois.nic.md',
    'mil' => 'whois.nic.mil',
    'mk' => 'whois.ripe.net',
    'ms' => 'whois.nic.ms',
    'mt' => 'whois.ripe.net',
    'mu' => 'whois.nic.mu',
    'my' => 'whois.mynic.net.my',
    'nf' => 'whois.nic.cx',
    'pl' => 'whois.dns.pl',
    'pr' => 'whois.nic.pr',
    'pt' => 'whois.dns.pt',
    'sa' => 'saudinic.net.sa',
    'sb' => 'whois.nic.net.sb',
    'sg' => 'whois.nic.net.sg',
    'sh' => 'whois.nic.sh',
    'si' => 'whois.arnes.si',
    'sk' => 'whois.sk-nic.sk',
    'sm' => 'whois.ripe.net',
    'st' => 'whois.nic.st',
    'su' => 'whois.ripn.net',
    'tc' => 'whois.adamsnames.tc',
    'tf' => 'whois.nic.tf',
    'th' => 'whois.thnic.net',
    'tj' => 'whois.nic.tj',
    'tk' => 'whois.nic.tk',
    'tl' => 'whois.domains.tl',
    'tm' => 'whois.nic.tm',
    'tn' => 'whois.ripe.net',
    'to' => 'whois.tonic.to',
    'tp' => 'whois.domains.
    tl',
    'tr' => 'whois.nic.tr',
    'ua' => 'whois.ripe.net',
    'uy' => 'nic.uy',
    'uz' => 'whois.cctld.uz',
    'va' => 'whois.ripe.net',
    'vc' => 'whois2.afilias-grs.net',
    've' => 'whois.nic.ve',
    'vg' => 'whois.adamsnames.tc',
    'xxx' => 'whois.nic.xxx',
    'yu' => 'whois.ripe.net'
    );
  
  /**
   * domain
   * @var string
   */
  var $domain;

  /**
   * TLD
   * 
   * @var string
   */
  var $tld;

  /**
   * @param str $url
   * 
   * @return void
   */
  function __construct($domain)
  {
    $this->domain = $domain;
    $this->tld = $this->getTld($this->domain);
  }

  /**
   * get whois recode
   * 
   * @return string
   */
  function get()
  {
    if (array_key_exists($this->tld, $this->whois_servers))
    {
      $server = $this->whois_servers[$this->tld];
      return $this->sendRequest($server, $this->domain);
    }
    else
    {
      return 'Unsupported domain name';
    }
  }

  /**
   * get TLD from domain name
   * 
   * @param string $doamin
   * @return string
   */
  function getTLD($domain)
  {
    $domain = explode('.', $domain);
      $lst = count($domain) - 1;
      return isset($domain[$lst]) ? $domain[$lst] : '';
  }

  /**
   * send request to the whois server
   * 
   * @param string $server
   * @param string $domain
   * 
   * @return string
   */
  function sendRequest($server, $doamin)
  {
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $server);
    curl_setopt($ch, CURLOPT_PORT, 43);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_TIMEOUT, 5);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, $doamin . "\r\n");
    $data = curl_exec($ch);
    curl_close($ch);
    return $data;
  }
}

Usage

$whois = new Whois('w3bees.com');
echo '<pre>'. $whois->get() .'</pre>';