[nsd-users] Geographic IP Location Based DNS Query Responding

Jeroen Massar jeroen at massar.ch
Thu Sep 19 02:23:55 UTC 2013

On 2013-09-19 04:05, Bry8 Star wrote:
> My message/request was about, specifying different IP-address based
> web+email server located in different geo location, from different
> NSD based authoritative NS servers, based on visitor's IP-address
> detection.

As a hack:

Run multiple nsd instances, each for a different geo area on different

Then, based on source-prefix TPROXY/REDIRECT to the nsd instance for
that geo area. Presto, geo support for any DNS server.

Yes, there is quite a bit of overhead, but one would have that anyway.

As for the re-ordering of hosts, this is mostly useless nowadays with
most clients doing that themselves based on fancy rules.


More information about the nsd-users mailing list