Hostname or IP
Type
DNSWatch > Reverse DNS Lookup for 171.253.100.51
Searching for 51.100.253.171.in-addr.arpa. PTR record at I.ROOT-SERVERS.NET. [192.36.148.17] ...took 12 ms
Searching for 51.100.253.171.in-addr.arpa. PTR record at a.in-addr-servers.arpa. [199.180.182.53] ...took 155 ms
Searching for apnic.authdns.ripe.net. A record at I.ROOT-SERVERS.NET. [192.36.148.17] ...took 11 ms
Searching for apnic.authdns.ripe.net. A record at e.gtld-servers.net. [192.12.94.30] ...took 24 ms
Searching for apnic.authdns.ripe.net. A record at rirns.arin.net. [199.253.249.53] ...took 162 ms
Searching for 51.100.253.171.in-addr.arpa. PTR record at apnic.authdns.ripe.net. [193.0.9.9] ...took 12 ms
Searching for dns1.vietel.com.vn. A record at B.ROOT-SERVERS.NET. [192.228.79.201] ...took 63 ms
Searching for dns1.vietel.com.vn. A record at a.dns-servers.vn. [194.0.1.18] ...took 9 ms
Searching for dns1.vietel.com.vn. A record at dns2.vietel.com.vn. [203.113.131.2] No route to host
Searching for dns1.vietel.com.vn. A record at dns1.vietel.com.vn. [203.113.131.1] ...took 358 ms
Searching for 51.100.253.171.in-addr.arpa. PTR record at dns1.vietel.com.vn. [203.113.131.1] ...took 338 ms
REFUSED
Searching for 51.100.253.171.in-addr.arpa. PTR record at dns2.vietel.com.vn. [203.113.188.2] ...took 330 ms
DomainTypeTTLAnswer
51.100.253.171.in-addr.arpa.PTR3600dynamic-ip-adsl.viettel.vn.



Total elapsed query time: 1,827 ms
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