Enter host name or IP address: 2 result(s) for 31.66.77.in-addr.arpa
namequery typeresultfirst seenlast seen
31.66.77.in-addr.arpa. NSauthns1.ngdc.net.
2021-11-28 23:38:082023-09-05 00:16:36
31.66.77.in-addr.arpa. NSauthns2.ngdc.net.
2021-11-28 23:38:082023-09-05 00:16:36

WHOIS info for: 31.66.77.in-addr.arpa

No whois server is known for this kind of object.