Searching for 11.120.72.147.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 93 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 93 ms
Searching for x.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for x.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 90 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at x.arin.net. [199.180.180.63]
...took 93 msSearching for x.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for x.arin.net. A record at ns1.arin.net. [199.212.0.108] ...took 90 ms
Searching for ns7.oar.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns7.oar.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns7.oar.net. A record at ns5.oar.net. [199.218.199.2] ...took 132 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at ns7.oar.net. [206.244.199.2]
...took 129 msSearching for ns7.oar.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 7 ms
Searching for ns7.oar.net. A record at ns5.oar.net. [199.218.199.2] ...took 132 ms
Nameserver ns7.oar.net. reports: No such host 11.120.72.147.in-addr.arpa.
Total elapsed query time: 593 ms