Searching for 11.120.72.147.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at b.in-addr-servers.arpa. [199.253.183.183] ...took 7 ms
Searching for u.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for u.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 139 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at u.arin.net. [204.61.216.50]
...took 6 msSearching for u.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for u.arin.net. A record at ns3.arin.net. [199.5.26.108] ...took 139 ms
Searching for charon.psc.edu. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for charon.psc.edu. A record at j.edu-servers.net. [192.48.79.30] ...took 12 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at charon.psc.edu. [128.182.65.6]
...took 117 msSearching for charon.psc.edu. A record at j.edu-servers.net. [192.48.79.30] ...took 12 ms
Searching for ns6.oar.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns6.oar.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for ns6.oar.net. A record at ns7.oar.net. [206.244.199.2] ...took 129 ms
Searching for charon.psc.edu. A record at ns6.oar.net. [157.134.199.2]
...took 117 msSearching for ns6.oar.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for ns6.oar.net. A record at ns7.oar.net. [206.244.199.2] ...took 129 ms
Nameserver charon.psc.edu. reports: No such host 11.120.72.147.in-addr.arpa.
Total elapsed query time: 621 ms