PTR: ' . $ptrarr["answer"]["0"]["ptrdname"] . '<![CDATA[<br />]]>

    [answer] => Array
        (
            [0] => Net_DNS_RR_PTR Object
                (
                    [name] => 174.24.57.66.in-addr.arpa
                    [type] => PTR
                    [class] => IN
                    [ttl] => 83484
                    [rdlength] => 35
                    [rdata] => cpe-066-057-024-174ncresrrcom�
                    [ptrdname] => cpe-066-057-024-174.nc.res.rr.com
                )

        )