Searching for 251.230.8.168.in-addr.arpa. PTR record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 12 ms
Searching for 251.230.8.168.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 193 ms
Searching for 251.230.8.168.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 193 ms
Searching for arin.authdns.ripe.net. A record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 19 ms
Searching for arin.authdns.ripe.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for arin.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 251.230.8.168.in-addr.arpa. PTR record at arin.authdns.ripe.net. [193.0.9.10]
...took 12 msSearching for arin.authdns.ripe.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 11 ms
Searching for arin.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for ns4.usg.edu. A record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 11 ms
Searching for ns4.usg.edu. A record at d.edu-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns4.usg.edu. A record at ns1.usg.edu. [198.72.72.10] ...took 109 ms
Searching for 251.230.8.168.in-addr.arpa. PTR record at ns4.usg.edu. [131.144.4.10]
...took 120 msSearching for ns4.usg.edu. A record at d.edu-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns4.usg.edu. A record at ns1.usg.edu. [198.72.72.10] ...took 109 ms
Nameserver ns4.usg.edu. reports: No such host 251.230.8.168.in-addr.arpa.
Total elapsed query time: 527 ms