Enter host name or IP address: 2 result(s) for 21.159.203.in-addr.arpa
namequery typeresultfirst seenlast seen
21.159.203.in-addr.arpa. NSinetserv.ait.ac.th.
2022-01-02 07:40:172022-01-02 07:40:17
21.159.203.in-addr.arpa. NSns.thnic.net.
2022-01-02 07:40:172022-01-02 07:40:17

WHOIS info for: 21.159.203.in-addr.arpa

No whois server is known for this kind of object.