On 03/07/2020 13:48, Jeremy Harris via Exim-users wrote: > On 03/07/2020 13:24, Richard Gilbert via Exim-users wrote:
>> failed key import
>
> ... means either the dns lookup failed, or the results
> were not parseable. Either way, catching one in the
> act seems required. It won't be easy.
Just in case, turn on slow_lookup_log. At some suitable
time choice, do all the import-fails correspond to slow
DNS lookups?
--
Cheers,
Jeremy