Enter host name or IP address: 4 result(s) for 191.21.50.in-addr.arpa
namequery typeresultfirst seenlast seen
191.21.50.in-addr.arpa. NSrns.ui-dns.biz.
2015-04-10 03:23:182025-03-05 09:01:01
191.21.50.in-addr.arpa. NSrns.ui-dns.com.
2015-04-10 03:23:182025-03-05 09:01:01
191.21.50.in-addr.arpa. NSrns.ui-dns.de.
2015-04-10 03:23:182025-03-05 09:01:01
191.21.50.in-addr.arpa. NSrns.ui-dns.org.
2015-04-10 03:23:182025-03-05 09:01:02

WHOIS info for: 191.21.50.in-addr.arpa 

No whois server is known for this kind of object.