Searching for 120.240.145.81.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 276 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 276 ms
Searching for ns3.afrinic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns3.afrinic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for ns3.afrinic.net. A record at afrinic.authdns.ripe.net. [193.0.9.8] ...took 12 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at ns3.afrinic.net. [204.61.216.100]
...took 6 msSearching for ns3.afrinic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 13 ms
Searching for ns3.afrinic.net. A record at afrinic.authdns.ripe.net. [193.0.9.8] ...took 12 ms
Searching for ns1.bt.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.bt.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 29 ms
Searching for ns1.bt.net. A record at ns0.bt.net. [217.35.209.188] ...took 26 ms
Searching for 120.240.145.81.in-addr.arpa. PTR record at ns1.bt.net. [217.32.105.91]
...took 29 msSearching for ns1.bt.net. A record at h.gtld-servers.net. [192.54.112.30] ...took 29 ms
Searching for ns1.bt.net. A record at ns0.bt.net. [217.35.209.188] ...took 26 ms
Nameserver ns1.bt.net. reports: No such host 120.240.145.81.in-addr.arpa.
Total elapsed query time: 436 ms