Auteur: Jeremy Harris Datum: Aan: exim-users Onderwerp: Re: [exim] IPv6 bug with reverse_host_lookup
On 24/06/2021 19:05, Evgeniy Berdnikov via Exim-users wrote: > The difference is that your Exim does not do IPv6 (AAAA) record lookup.
> Try to locate the reason... I'd propose to compare with pure Exim setup.
Possibly reason to not do the AAAA lookup include
- the disable_ipv6 main config option
- the dns_ipv4_lookup main config option
For anything else I'd expect something visible in debug output
(in the best case, the "lookup succeeded" line).