How do you even debug email/SMTP transactions on google workspace?

On Sun, Sep 28, 2025 at 3:38 PM Stephen Daniel <[email protected]> wrote:

> I am running mailman3 in google's cloud.  I have a google workspace account
> with a single authorized user.  ($8/month)   I use those account
> credentials and have mailman3 using google's smtp servers as the outbound
> relay.  Works OK.  There are still some members of my organization who
> don't receive list emails, for reasons I've never been able to debug.
>
> On Sun, Sep 28, 2025 at 7:43 AM <[email protected]> wrote:
>
> > Reviving this old thread...
> >
> > Are folks still using Google Workspace or Sendgrid for Mailman?
> >
> > For Sendgrid, don't all sending addresses have to be verified? How do you
> > get around that? Surely you don't have all list members go through the
> > verification process?
> >
> > Does Google not have this restriction?
> >
> > Or am I missing something about how this works? Are people just having
> all
> > list emails come from the list email address and using the Reply To
> header
> > or something?
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> >
> https://lists.mailman3.org/archives/list/[email protected]/message/7DOJ4PJ3SPS2WFACBV5GWFX4X6M6WHQV/
> >
> > This message sent to [email protected]
> >
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>
> This message sent to [email protected]
>


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