Searching for 21.172.65.134.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for 21.172.65.134.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 168 ms
Searching for 21.172.65.134.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 168 ms
Searching for x.arin.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for x.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 12 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 95 ms
Searching for 21.172.65.134.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 156 msSearching for x.arin.net. A record at b.gtld-servers.net. [192.33.14.30] ...took 12 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 95 ms
Nameserver x.arin.net. reports: No such host 21.172.65.134.in-addr.arpa.
Total elapsed query time: 453 ms