[Pdns-users] turn off all type of caching in pdns-recursor

Aki Tuomi cmouse at youzen.ext.b2.fi
Wed Jun 19 11:00:41 UTC 2013

On Wed, Jun 19, 2013 at 10:14:56AM +0200, Marc Haber wrote:
> On Wed, Jun 19, 2013 at 09:18:42AM +0300, Aki Tuomi wrote:
> > Another method that has been used has been to setup a record like
> > 
> > *.monitoring.example.com IN A
> > 
> > and then ask stuff like dig "`date +%s`.monitoring.example.com"
> Neat idea. Does this do a significantly better job than setting up
> monitoring.example.com with a short TTL?
> Greetings
> Marc

The point is to ensure that cache is always bypassed, despite recursor
settings. This way you don't have to setup separate monitorning recursor
as you can always ask for a fresh name, and you know it'll get asked and 
not cached. Short TTL can be overriden by DNS server. 

Aki Tuomi
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