public function dns()
    {
        if (is_null($this->dns)) {
            $this->dns = app(Dns::class);
        }

        return $this->dns;
    }
public function dns()
    {
        if (is_null($this->dns)) {
            $this->dns = app(Dns::class);
        }

        return $this->dns;
    }
public function dns ( ) { if ( is_null ( $ this -> dns ) ) { $ this -> dns = app ( Dns :: class ) ; } return $ this -> dns ; }
Return the Dns instance.

@return \Eyewitness\Eye\Monitors\Dns
Return the Dns instance .