Enter host name or IP address: 1 result(s) for 4.50.20.141.in-addr.arpa
namequery typeresultfirst seenlast seen
4.50.20.141.in-addr.arpa. PTRstern.mathematik.hu-berlin.de.
2023-12-31 01:25:042023-12-31 01:25:04

WHOIS info for: 4.50.20.141.in-addr.arpa 

No whois server is known for this kind of object.