Enter host name or IP address: 1 result(s) for 231.255.183.205.in-addr.arpa
namequery typeresultfirst seenlast seen
231.255.183.205.in-addr.arpa. PTRmedns2.messagereach.com.
2015-07-13 13:17:352015-07-13 17:17:35

WHOIS info for: 231.255.183.205.in-addr.arpa 

No whois server is known for this kind of object.