Searching for 31.137.47.75.in-addr.arpa. PTR record at A.ROOT-SERVERS.NET. [198.41.0.4]
...took 7 ms
Searching for 31.137.47.75.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for 31.137.47.75.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for x.arin.net. A record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 33 ms
Searching for x.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 12 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 99 ms
Searching for 31.137.47.75.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 91 msSearching for x.arin.net. A record at j.gtld-servers.net. [192.48.79.30] ...took 12 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 99 ms
Nameserver x.arin.net. reports: No such host 31.137.47.75.in-addr.arpa.
Total elapsed query time: 249 ms