Searching for 143.115.252.91.in-addr.arpa. PTR record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 37 ms
Searching for 143.115.252.91.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 118 ms
Searching for 143.115.252.91.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 118 ms
Searching for ns4.apnic.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 37 ms
Searching for ns4.apnic.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 6 ms
Searching for ns4.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Searching for 143.115.252.91.in-addr.arpa. PTR record at ns4.apnic.net. [202.12.31.53]
...took 16 msSearching for ns4.apnic.net. A record at m.gtld-servers.net. [192.55.83.30] ...took 6 ms
Searching for ns4.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 17 ms
Nameserver ns4.apnic.net. reports: No such host 143.115.252.91.in-addr.arpa.
Total elapsed query time: 231 ms