Searching for 4.142.123.38.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for 4.142.123.38.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 12 ms
Searching for 4.142.123.38.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 12 ms
Searching for auth5.dns.cogentco.com. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for auth5.dns.cogentco.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for auth5.dns.cogentco.com. A record at auth1.dns.cogentco.com. [66.28.0.14] ...took 8 ms
Searching for 4.142.123.38.in-addr.arpa. PTR record at auth5.dns.cogentco.com. [80.91.64.50]
...took 11 msSearching for auth5.dns.cogentco.com. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for auth5.dns.cogentco.com. A record at auth1.dns.cogentco.com. [66.28.0.14] ...took 8 ms
Nameserver auth5.dns.cogentco.com. reports: No such host 4.142.123.38.in-addr.arpa.
Total elapsed query time: 66 ms