Searching for 142.31.132.221.in-addr.arpa. PTR record at B.ROOT-SERVERS.NET. [192.228.79.201]
...took 25 ms
Searching for 142.31.132.221.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 156 ms
Searching for 142.31.132.221.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 156 ms
Searching for ns1.apnic.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for ns1.apnic.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for 142.31.132.221.in-addr.arpa. PTR record at ns1.apnic.net. [203.119.42.53]
...took 190 msSearching for ns1.apnic.net. A record at a.gtld-servers.net. [192.5.6.30] ...took 24 ms
Searching for ns1.apnic.net. A record at ns4.apnic.net. [202.12.31.53] ...took 16 ms
Searching for dns2.netsoft.com.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 13 ms
Searching for dns2.netsoft.com.vn. A record at e.dns-servers.vn. [203.119.60.105] ...took 225 ms
Searching for dns2.netsoft.com.vn. A record at dns1.netsoft.com.vn. [14.225.24.83] ...took 206 ms
Searching for 142.31.132.221.in-addr.arpa. PTR record at dns2.netsoft.com.vn. [14.225.24.84]
...took 206 msSearching for dns2.netsoft.com.vn. A record at e.dns-servers.vn. [203.119.60.105] ...took 225 ms
Searching for dns2.netsoft.com.vn. A record at dns1.netsoft.com.vn. [14.225.24.83] ...took 206 ms
Nameserver dns2.netsoft.com.vn. reports: No such host 142.31.132.221.in-addr.arpa.
Total elapsed query time: 1,072 ms