Searching for 20.44.96.116.in-addr.arpa. PTR record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 12 ms
Searching for 20.44.96.116.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for 20.44.96.116.in-addr.arpa. PTR record at f.in-addr-servers.arpa. [193.0.9.1] ...took 12 ms
Searching for apnic.authdns.ripe.net. A record at K.ROOT-SERVERS.NET. [193.0.14.129]
...took 11 ms
Searching for apnic.authdns.ripe.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for apnic.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 12 ms
Searching for 20.44.96.116.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 11 msSearching for apnic.authdns.ripe.net. A record at l.gtld-servers.net. [192.41.162.30] ...took 12 ms
Searching for apnic.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 12 ms
Searching for dns2.vietel.com.vn. A record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 12 ms
Searching for dns2.vietel.com.vn. A record at a.dns-servers.vn. [194.0.1.18] ...took 9 ms
Searching for dns2.vietel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns2.vietel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 335 ms
Searching for 20.44.96.116.in-addr.arpa. PTR record at dns2.vietel.com.vn. [203.113.188.2]
...took 335 msSearching for dns2.vietel.com.vn. A record at a.dns-servers.vn. [194.0.1.18] ...took 9 ms
Searching for dns2.vietel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns2.vietel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 335 ms
Nameserver dns2.vietel.com.vn. reports: No such host 20.44.96.116.in-addr.arpa.
Total elapsed query time: 1,080 ms