Searching for 31.21.141.71.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 31.21.141.71.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 187 ms
Searching for 31.21.141.71.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 187 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for y.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 91 ms
Searching for 31.21.141.71.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 7 msSearching for y.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for y.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 91 ms
Nameserver y.arin.net. reports: No such host 31.21.141.71.in-addr.arpa.
Total elapsed query time: 326 ms