Searching for 120.240.145.81.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 44 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at c.in-addr-servers.arpa. [196.216.169.10] ...took 166 ms
Searching for pri.authdns.ripe.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 39 ms
Searching for pri.authdns.ripe.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for pri.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 15 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at pri.authdns.ripe.net. [193.0.9.5]
...took 11 msSearching for pri.authdns.ripe.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for pri.authdns.ripe.net. A record at ns4.apnic.net. [202.12.31.53] ...took 15 ms
Searching for ns0.bt.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 39 ms
Searching for ns0.bt.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns0.bt.net. A record at ns0.bt.net. [217.35.209.188] ...took 25 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at ns0.bt.net. [217.35.209.188]
...took 25 msSearching for ns0.bt.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 24 ms
Searching for ns0.bt.net. A record at ns0.bt.net. [217.35.209.188] ...took 25 ms
Nameserver ns0.bt.net. reports: No such host 120.240.145.81.in-addr.arpa.
Total elapsed query time: 411 ms