Enter host name or IP address: 4 result(s) for 100.199.in-addr.arpa
namequery typeresultfirst seenlast seen
100.199.in-addr.arpa. NSauth3.dns.cogentco.com.
2020-01-01 19:43:422025-10-03 07:31:57
100.199.in-addr.arpa. NSauth1.dns.cogentco.com.
2020-01-01 19:43:422025-10-03 07:31:57
100.199.in-addr.arpa. NSauth2.dns.cogentco.com.
2020-01-01 19:43:422025-10-03 07:31:57
100.199.in-addr.arpa. NSauth4.dns.cogentco.com.
2020-01-01 19:43:422025-10-03 07:31:57

WHOIS info for: 100.199.in-addr.arpa

No whois server is known for this kind of object.