Searching for 169.137.113.203.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17]
...took 11 ms
Searching for 169.137.113.203.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 171 ms
Searching for 169.137.113.203.in-addr.arpa. PTR record at d.in-addr-servers.arpa. [200.10.60.53] ...took 171 ms
Searching for apnic.authdns.ripe.net. A record at D.ROOT-SERVERS.NET. [199.7.91.13]
...took 11 ms
Searching for apnic.authdns.ripe.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 156 ms
Searching for 169.137.113.203.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9]
...took 12 msSearching for apnic.authdns.ripe.net. A record at k.gtld-servers.net. [192.52.178.30] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 156 ms
Searching for dns2.vietel.com.vn. A record at M.ROOT-SERVERS.NET. [202.12.27.33]
...took 14 ms
Searching for dns2.vietel.com.vn. A record at h.dns-servers.vn. [202.47.142.105] ...took 254 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 376 ms
Searching for 169.137.113.203.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 h.dns-servers.vn. [202.47.142.105] ...took 254 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 376 ms
Nameserver dns2.vietel.com.vn. reports: No such host 169.137.113.203.in-addr.arpa.
Total elapsed query time: 1,699 ms