Enter host name or IP address: 1 result(s) for 121.133.255.185.in-addr.arpa
namequery typeresultfirst seenlast seen
121.133.255.185.in-addr.arpa. PTRfree.ds.
2023-02-18 04:33:432023-02-18 04:33:43

WHOIS info for: 121.133.255.185.in-addr.arpa 

No whois server is known for this kind of object.