Searching for 137.163.57.39.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for 137.163.57.39.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 131 ms
Searching for 137.163.57.39.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 131 ms
Searching for ns1.apnic.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for ns1.apnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 6 ms
Searching for 137.163.57.39.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 255 msSearching for ns1.apnic.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns2.apnic.net. [203.119.95.53] ...took 6 ms
Nameserver ns1.apnic.net. reports: No such host 137.163.57.39.in-addr.arpa.
Total elapsed query time: 433 ms