caching problems with bind 9.4.3

Matus UHLAR - fantomas uhlar at
Mon Nov 23 13:01:18 UTC 2009

On 20.11.09 08:57, Gil Vidals wrote:
> I have a master and slave running bind 9.4.3, and there is a problem with
> the outside world resolving new domains that I add to my name servers. Here
> is the sequence:
> 1) add new domain
> 2) dig shows matching SOA and correct zone info.
> 3) wait two days
> 4) check a random name server such as openDNS and results are wrong - only
> about half of their name servers have the correct info.
> 5) restart named on my master and slave
> 6) re-check openDNS and voila! everything is good.
> Is this a caching issue that requires restarting named daily? What changes
> in the config files can I make to solve this issue?

I don't think that's a caching problem. From my experience this is most
often caused by mismatch between NS records in your zones and NS delegations
from parent zones.
Matus UHLAR - fantomas, uhlar at ;
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