Searching for 21.117.217.180.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 21.117.217.180.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 21.117.217.180.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for rirns.arin.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for rirns.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 13 ms
Searching for rirns.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Searching for 21.117.217.180.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 88 msSearching for rirns.arin.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 13 ms
Searching for rirns.arin.net. A record at u.arin.net. [204.61.216.50] ...took 6 ms
Nameserver rirns.arin.net. reports: No such host 21.117.217.180.in-addr.arpa.
Total elapsed query time: 147 ms