Unfortunately, false negatives still apply to other features of the
forwarding host, not rewriting only
helps them from applying to your SPF domain.
Forwarding more than say 10 or 20% spam will start to cause problems either
way.
I was surprised they are listening to SPF -all, I would have argued
On Fri, Jun 24, 2022 at 01:13:31PM -0400, Todd Herr via mailop wrote:
>
> If the forwarder first filters out the spam, then rewriting should be fairly
> safe to do.
The forwarder filters spam, yes, but it can't catch all spam. That was
the initial reason to leave envelope sender as-is: Gmail se
On Fri, Jun 24, 2022 at 11:18 AM Petar Bogdanovic via mailop <
mailop@mailop.org> wrote:
> Hello,
>
> After a discussion on mailop back in 2015, I made the following note in
> some to-gmail-forwarder configuration:
>
> When forwarding to non-local addresses, don't automatically rewrite
> t
Hello,
After a discussion on mailop back in 2015, I made the following note in
some to-gmail-forwarder configuration:
When forwarding to non-local addresses, don't automatically rewrite
the envelope sender. This used to be best practice but some domains
explicitly recommend against i