code: public function getIp($domain){
          $domain  = (string)$domain;
  	
          if (!$domain)
              throw new BadMethodCallException('Parameter $domain is missing.');
          
          try {
              $r = $this->get('vrack/'.$domain.'/ip')->send();
          } catch (\Exception $e) {
              throw new VrackException($e->getMessage(), $e->getCode(), $e);
          }
          return $r->getBody(true);
      }
docs: Get ip
  Ajout by @Thibautg16 le 24/06/2014
  
  @return array of strings
  
  @throws Exception\VrackException
  @throws \Ovh\Common\Exception\BadMethodCallException