Root zone
These servers manage the DNS root zone
all servers delegate to
net.
These servers manage the net zone
all servers delegate to
tdc.net.
These servers manage the tdc.net zone
Inconsistent responses
We queried these DNS servers, but not all of them returned the same response. Select a group to see their response.
These servers claim authority over the tdc.net zone, which contains _spf.tdc.net
This server refused the query.