Enter host name or IP address: 4 result(s) for 181.21.50.in-addr.arpa
namequery typeresultfirst seenlast seen
181.21.50.in-addr.arpa. NSRNS.UI-DNS.BIZ.
2014-06-25 14:20:392025-04-26 16:53:21
181.21.50.in-addr.arpa. NSRNS.UI-DNS.COM.
2014-06-25 14:20:392025-04-26 16:53:21
181.21.50.in-addr.arpa. NSRNS.UI-DNS.DE.
2014-06-25 14:20:392025-04-26 16:53:21
181.21.50.in-addr.arpa. NSRNS.UI-DNS.ORG.
2014-06-25 14:20:392025-04-26 16:53:21

WHOIS info for: 181.21.50.in-addr.arpa 

No whois server is known for this kind of object.