Searching for 143.115.252.91.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 38 ms
Searching for 143.115.252.91.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 11 ms
Searching for 143.115.252.91.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 K.ROOT-SERVERS.NET. [193.0.14.129]
...took 38 ms
Searching for rirns.arin.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 148 ms
Searching for 143.115.252.91.in-addr.arpa. PTR record at rirns.arin.net. [199.253.249.53]
...took 90 msSearching for rirns.arin.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for rirns.arin.net. A record at ns2.arin.net. [199.71.0.108] ...took 148 ms
Nameserver rirns.arin.net. reports: No such host 143.115.252.91.in-addr.arpa.
Total elapsed query time: 348 ms