Dear PowerDNS users,

On Jan 10, 2012, at 15:01 , bert hubert wrote:

> |Workaround   |Several, the easiest is setting: cache-ttl=0, which does have 
> a|
> |             |performance impact. Please see below.                          
> |

Based on a detailed report from a user (thank you!) I recommend also setting 
recursive-cache-ttl=0. For reasons yet to be investigated, even with 
'allow-recursion' set correctly, exploiting may be possible if there is a 
recursor configured.

Kind regards,
Peter van Dijk
Netherlabs

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