Searching for 167.131.6.117.in-addr.arpa. PTR record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 15 ms
Searching for 167.131.6.117.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 252 ms
Searching for 167.131.6.117.in-addr.arpa. PTR record at e.in-addr-servers.arpa. [203.119.86.101] ...took 252 ms
Searching for apnic.authdns.ripe.net. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for apnic.authdns.ripe.net. A record at d.gtld-servers.net. [192.31.80.30] ...took 23 ms
Searching for apnic.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 11 ms
Searching for 167.131.6.117.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 d.gtld-servers.net. [192.31.80.30] ...took 23 ms
Searching for apnic.authdns.ripe.net. A record at manus.authdns.ripe.net. [193.0.9.7] ...took 11 ms
Searching for dns2.viettel.com.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns2.viettel.com.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 196 ms
Searching for dns2.viettel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns2.viettel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 177 ms
Searching for 167.131.6.117.in-addr.arpa. PTR record at dns2.viettel.com.vn. [203.113.188.2]
...took 158 msSearching for dns2.viettel.com.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 196 ms
Searching for dns2.viettel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns2.viettel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 177 ms
Nameserver dns2.viettel.com.vn. reports: No such host 167.131.6.117.in-addr.arpa.
Total elapsed query time: 1,029 ms