Searching for 251.64.136.23.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 251.64.136.23.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 308 ms
Searching for 251.64.136.23.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 308 ms
Searching for y.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for y.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for y.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 251.64.136.23.in-addr.arpa. PTR record at y.arin.net. [192.82.134.30]
...took 6 msSearching for y.arin.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for y.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for ns4.he.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for ns4.he.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for ns4.he.net. A record at ns3.he.net. [216.218.132.2] ...took 11 ms
Searching for 251.64.136.23.in-addr.arpa. PTR record at ns4.he.net. [216.66.1.2]
...took 15 msSearching for ns4.he.net. A record at f.gtld-servers.net. [192.35.51.30] ...took 7 ms
Searching for ns4.he.net. A record at ns3.he.net. [216.218.132.2] ...took 11 ms
Nameserver ns4.he.net. reports: No such host 251.64.136.23.in-addr.arpa.
Total elapsed query time: 408 ms