Searching for 120.16.124.221.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 120.16.124.221.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 116 ms
Searching for 120.16.124.221.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 116 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 e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for ns1.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 11 ms
Searching for 120.16.124.221.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 254 msSearching for ns1.apnic.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 23 ms
Searching for ns1.apnic.net. A record at apnic.authdns.ripe.net. [193.0.9.9] ...took 11 ms
Nameserver ns1.apnic.net. reports: No such host 120.16.124.221.in-addr.arpa.
Total elapsed query time: 434 ms