On 9 May 2022, at 09:53, Julian Bradfield via Exim-users <exim-users@???> wrote:
<snip> > Coming to the point: is the bounce message coming from some (hopefully
> experimental) part of Exim, or must it have been maliciously
> hand-crafted in a config file by the solardns administrators?
>
> I can't find anything relevant in the 4.95 docs.
It's not in the source code anywhere, so you're looking at a locally-generated bit of logic.