Searching for 11.120.72.147.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 31 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 278 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 278 ms
Searching for r.arin.net. A record at H.ROOT-SERVERS.NET. [198.97.190.53]
...took 6 ms
Searching for r.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 93 msSearching for r.arin.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 12 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for dns1.psc.edu. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 29 ms
Searching for dns1.psc.edu. A record at e.edu-servers.net. [192.12.94.30] ...took 24 ms
Searching for dns1.psc.edu. A record at charon.psc.edu. [128.182.65.6] ...took 117 ms
Searching for 11.120.72.147.in-addr.arpa. PTR record at dns1.psc.edu. [128.182.58.105]
...took 117 msSearching for dns1.psc.edu. A record at e.edu-servers.net. [192.12.94.30] ...took 24 ms
Searching for dns1.psc.edu. A record at charon.psc.edu. [128.182.65.6] ...took 117 ms
Nameserver dns1.psc.edu. reports: No such host 11.120.72.147.in-addr.arpa.
Total elapsed query time: 713 ms