[dns-operations] negative caching weirdness

Matthew Pounsett matt at conundrum.com
Fri Apr 22 19:03:53 UTC 2016

On 22 April 2016 at 15:01, Daniel Stirnimann <daniel.stirnimann at switch.ch>

> >     Now, the only strange result left is if I look up the name using my
> >     local resolver which returns 10800.
> >
> > Your local recursive server will give you the cache TTL, which is the
> > amount of time remaining on the TTL, not the TTLs original value.
> I don't think this is the case. I get the same result if I flush the cache.

Is it possible your recursive server implements a max TTL configuration
value that is set to 10800?

I'm curious what recursive server you're using, if the TTL it reports
doesn't decrement as time passes.
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