Enter host name or IP address: 1 result(s) for 231.19.138.120.in-addr.arpa
namequery typeresultfirst seenlast seen
231.19.138.120.in-addr.arpa. PTRrdns.120.138.19.231.sth.nz.
2025-02-27 21:34:352025-02-27 21:34:35

WHOIS info for: 231.19.138.120.in-addr.arpa 

No whois server is known for this kind of object.