Enter host name or IP address: 2 result(s) for 42.1.in-addr.arpa
namequery typeresultfirst seenlast seen
42.1.in-addr.arpa. NSns2.optusnet.com.au.
2014-08-07 04:35:112025-04-23 19:28:48
42.1.in-addr.arpa. NSns1.optusnet.com.au.
2014-08-07 04:35:112025-04-23 19:28:48

WHOIS info for: 42.1.in-addr.arpa

No whois server is known for this kind of object.