Further to what Todd said:
On Wed, Apr 7, 2021 at 5:04 AM Douglas Foster <
dougfoster.emailstanda...@gmail.com> wrote:
> I am hearing that we have a defacto standard to check return-path using
> MX/A/. It is implemented with sufficient breadth,that (unlike SPF)
> senders should consider it m
On Wed, Apr 7, 2021 at 8:04 AM Douglas Foster <
dougfoster.emailstanda...@gmail.com> wrote:
> I am hearing that we have a defacto standard to check return-path using
> MX/A/. It is implemented with sufficient breadth,that (unlike SPF)
> senders should consider it mandatory.Additionally, a
I am hearing that we have a defacto standard to check return-path using
MX/A/. It is implemented with sufficient breadth,that (unlike SPF)
senders should consider it mandatory.Additionally, and more importantly
for this group, it is presumed to be equally applicable for validation of
the R