Searching for 10.172.234.180.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for 10.172.234.180.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 154 ms
Searching for 10.172.234.180.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 154 ms
Searching for ns1.apnic.net. A record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 63 ms
Searching for ns1.apnic.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 188 ms
Searching for 10.172.234.180.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 187 msSearching for ns1.apnic.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for ns1.apnic.net. A record at ns1.apnic.net. [203.119.42.53] ...took 188 ms
Nameserver ns1.apnic.net. reports: No such host 10.172.234.180.in-addr.arpa.
Total elapsed query time: 617 ms