> In this example, trying to lookup a CAA record for a domain:
> ...
> # time host -t CAA jhmnet.net 192.168.136.181
...
> real 0m3.876s
>
> Run this again, immediately after:
..
> real 0m0.016s
>
> Implying the cache is working as expected. (cache-max-negative-ttl: 120)
>
> However,
Hi Dylan,
Negative ttls are for negative answers, like NXDOMAIN and NOERROR/NODATA
answers. This is where that configuration option applies. The max neg
ttl setting reduces TTL values from the authority. It does not increase
them.
But this response is not an NXDOMAIN or NOERROR/NODATA, so