Enter host name or IP address: 1 result(s) for 31.168.77.80.in-addr.arpa
namequery typeresultfirst seenlast seen
31.168.77.80.in-addr.arpa. PTRe1dc-unassigned.eserver-ru.com.
2015-02-28 01:49:402015-07-11 06:22:13

WHOIS info for: 31.168.77.80.in-addr.arpa 

No whois server is known for this kind of object.