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 d.in-addr-servers.arpa. [200.10.60.53] ...took 116 ms
Searching for 31.21.141.71.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 116 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for y.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 30 ms
Searching for y.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 145 ms
Searching for 31.21.141.71.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 6 msSearching for y.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 30 ms
Searching for y.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 145 ms
Nameserver y.arin.net. reports: No such host 31.21.141.71.in-addr.arpa.
Total elapsed query time: 325 ms