Searching for 21.35.9.168.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for 21.35.9.168.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 18 ms
Searching for 21.35.9.168.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 18 ms
Searching for x.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for x.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for 21.35.9.168.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 151 msSearching for x.arin.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 6 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 92 ms
Searching for ns4.usg.edu. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for ns4.usg.edu. A record at f.edu-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns4.usg.edu. A record at ns4.usg.edu. [131.144.4.10] ...took 120 ms
Searching for 21.35.9.168.in-addr.arpa. PTR record at ns4.usg.edu. [131.144.4.10]
...took 120 msSearching for ns4.usg.edu. A record at f.edu-servers.net. [192.35.51.30] ...took 6 ms
Searching for ns4.usg.edu. A record at ns4.usg.edu. [131.144.4.10] ...took 120 ms
Nameserver ns4.usg.edu. reports: No such host 21.35.9.168.in-addr.arpa.
Total elapsed query time: 548 ms