Searching for 42.0.131.81.in-addr.arpa. PTR record at F.ROOT-SERVERS.NET. [192.5.5.241]
...took 7 ms
Searching for 42.0.131.81.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 42.0.131.81.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for rirns.arin.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 32 ms
Searching for rirns.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for rirns.arin.net. A record at u.arin.net. [204.61.216.50] ...took 17 ms
Searching for 42.0.131.81.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 91 msSearching for rirns.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for rirns.arin.net. A record at u.arin.net. [204.61.216.50] ...took 17 ms
Searching for ns1.bt.net. A record at J.ROOT-SERVERS.NET. [192.58.128.30]
...took 33 ms
Searching for ns1.bt.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 23 ms
Searching for ns1.bt.net. A record at ns2.bt.net. [217.32.105.90] ...took 29 ms
Searching for 42.0.131.81.in-addr.arpa. PTR record at ns1.bt.net. [217.32.105.91]
...took 29 msSearching for ns1.bt.net. A record at c.gtld-servers.net. [192.26.92.30] ...took 23 ms
Searching for ns1.bt.net. A record at ns2.bt.net. [217.32.105.90] ...took 29 ms
Nameserver ns1.bt.net. reports: No such host 42.0.131.81.in-addr.arpa.
Total elapsed query time: 286 ms