Searching for 10.45.21.72.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for 10.45.21.72.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 10.45.21.72.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for r.arin.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for r.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for 10.45.21.72.in-addr.arpa. PTR record at r.arin.net. [199.180.180.63]
...took 151 msSearching for r.arin.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for r.arin.net. A record at u.arin.net. [204.61.216.50] ...took 11 ms
Searching for ns2.datapipe.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 12 ms
Searching for ns2.datapipe.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for ns2.datapipe.net. A record at dns1.lon.datapipe.net. [69.20.95.4] ...took 88 ms
Searching for 10.45.21.72.in-addr.arpa. PTR record at ns2.datapipe.net. [65.61.188.4]
...took 26 msSearching for ns2.datapipe.net. A record at g.gtld-servers.net. [192.42.93.30] ...took 6 ms
Searching for ns2.datapipe.net. A record at dns1.lon.datapipe.net. [69.20.95.4] ...took 88 ms
Nameserver ns2.datapipe.net. reports: No such host 10.45.21.72.in-addr.arpa.
Total elapsed query time: 335 ms