Enter host name or IP address: 2 result(s) for 11.133.55.157.in-addr.arpa
namequery typeresultfirst seenlast seen
11.133.55.157.in-addr.arpa. PTRns4a.o365filtering.com.
2015-02-27 12:55:422024-12-03 17:15:36
11.133.55.157.in-addr.arpa. PTRnaffo01-bl2-blk.mail.protection.outlook.com.
2015-02-27 12:55:422024-12-03 17:15:36

WHOIS info for: 11.133.55.157.in-addr.arpa

No whois server is known for this kind of object.