Enter host name or IP address: 2 result(s) for 81.66.77.in-addr.arpa
namequery typeresultfirst seenlast seen
81.66.77.in-addr.arpa. NSauthns1.ngdc.net.
2015-07-20 11:58:012025-05-07 22:44:57
81.66.77.in-addr.arpa. NSauthns2.ngdc.net.
2015-07-20 11:58:012025-05-07 22:44:57

WHOIS info for: 81.66.77.in-addr.arpa

No whois server is known for this kind of object.