Enter host name or IP address: 2 result(s) for 21.1.89.in-addr.arpa
namequery typeresultfirst seenlast seen
21.1.89.in-addr.arpa. NSns1.netcologne.de.
2014-08-12 04:20:572024-12-03 23:00:36
21.1.89.in-addr.arpa. NSns3.netcologne.de.
2014-08-12 04:20:572024-12-03 23:00:36

WHOIS info for: 21.1.89.in-addr.arpa

No whois server is known for this kind of object.