Root zone
These servers manage the DNS root zone
all servers delegate to
vn.
These servers manage the vn zone
all servers delegate to
viettel.com.vn.
These servers manage the viettel.com.vn zone
Inconsistent responses
We queried these DNS servers, but not all of them returned the same response. Select a group to see their response.
This server claims authority over viettel.com.vn
This server is unreachable.