timeouts and negative caching

[Gerd v. Egidy]

Hi Mike,

On Thursday 11 June 2015 14:37:11 you wrote:
> I'm not sure if BIND has a separate tunable for the "timeout vs true
> negative answer" scenario you seem to describe, but have you tried setting
> max-ncache-ttl very low to see if it affects this?

just tried it: max-ncache-ttl doesn't seem to affect the behavior, this 
mysterious timeout ttl stays at 300 secs.

Kind regards,

Gerd