"LeJacq, Jean Pierre" writes:
> There are standard best practices for forwarding support in SPF.
>
> http://www.open-spf.org/Best_Practices/Forwarding/
Well, if it only was that simple.
There is NO working SRS software/example config for sendmail in Debian
or anywhere else AFAICS.
The only thi
On Fri, 4 Mar 2022 at 23:34, Ansgar wrote:
> On Fri, 2022-03-04 at 13:27 +0100, Stephan Lachnit wrote:
> > On Fri, Mar 4, 2022 at 12:47 PM Baptiste Beauplat
> > wrote:
> > > As a reminder debian.org addresses does support DKIM. After
> > > configuration on your mail server, you can publish your
Baptiste Beauplat wrote:
>We recently discovered that Gmail started to bounce email from
>mentors.debian.net with the following message:
>
>550-5.7.26 This message does not have authentication information or
>fails to 550-5.7.26 pass authentication
> checks. To best protect our users from spam, th
On 3/4/22 18:29, Marco d'Itri wrote:
On Mar 04, Baptiste Beauplat wrote:
Looking at your email headers, I would guess that gmail is already doing it.
X-Google-DKIM-Signature: v=1; a=rsa-sha256...
There is somewhat some irony in Gmail blocking email without a DKIM
signature while they are usi
On Fri, 2022-03-04 at 13:27 +0100, Stephan Lachnit wrote:
>> Can you point to some quick guide on how to do this for gmail? The
>> support page seems kinda confusing to me.
> This usually requires you running your own mail server (for outgoing
> mail).
> I don't think mail providers like GMail all
On Friday, March 4, 2022 12:37:38 PM EST Ansgar wrote:
> On Fri, 2022-03-04 at 10:21 -0500, LeJacq, Jean Pierre wrote:
> > There are standard best practices for forwarding support in SPF.
> >
> > http://www.open-spf.org/Best_Practices/Forwarding/
>
> Having each individual user have to configure
On Fri, 2022-03-04 at 10:21 -0500, LeJacq, Jean Pierre wrote:
> There are standard best practices for forwarding support in SPF.
>
> http://www.open-spf.org/Best_Practices/Forwarding/
Having each individual user have to configure forwarders (i.e., per-
user whitelists), including services like ma
On Mar 04, Baptiste Beauplat wrote:
> Looking at your email headers, I would guess that gmail is already doing it.
>
> X-Google-DKIM-Signature: v=1; a=rsa-sha256...
>
> There is somewhat some irony in Gmail blocking email without a DKIM
> signature while they are using a non-standard header tha
On Fri, Mar 04, 2022 at 03:59:09PM +0100, Guillem Jover wrote:
> On Fri, 2022-03-04 at 14:36:01 +, Colin Watson wrote:
> > I reproduced a similar problem, then set up DKIM for myself and
> > everything then worked, so I think you're correct.
> >
> > The links in the original d-d-a email were m
On Friday, March 4, 2022 10:14:09 AM EST Ansgar wrote:
> On Fri, 2022-03-04 at 15:45 +0100, Baptiste Beauplat wrote:
> > However for SPF, if I'm not mistaken, this is not possible for
> > @debian.org addresses since Debian does not offers an MSA and
> > therefor not a single (or enumerable list of)
On Friday, March 4, 2022 9:45:21 AM EST Baptiste Beauplat wrote:
> On 3/4/22 15:41, LeJacq, Jean Pierre wrote:
> > Google uses a number of criteria when blocking. A missing DKIM is just
> > one.
> > See the referenced document:
> >
> > https://support.google.com/mail/answer/81126
> >
> > One of t
On Fri, 2022-03-04 at 15:45 +0100, Baptiste Beauplat wrote:
> However for SPF, if I'm not mistaken, this is not possible for
> @debian.org addresses since Debian does not offers an MSA and
> therefor not a single (or enumerable list of) exit point.
Using SPF would be possible. Gentoo does that:
Hi!
On Fri, 2022-03-04 at 14:36:01 +, Colin Watson wrote:
> I reproduced a similar problem, then set up DKIM for myself and
> everything then worked, so I think you're correct.
>
> The links in the original d-d-a email were mostly stale, but I found
> https://bynicolas.com/server/exim-multi-d
On 3/4/22 15:41, LeJacq, Jean Pierre wrote:
> Google uses a number of criteria when blocking. A missing DKIM is just one.
> See the referenced document:
>
> https://support.google.com/mail/answer/81126
>
> One of the problems here is that mentors.debian.net does not have the
> standard
> email
Hi
On Fri, Mar 04, 2022 at 03:15:59PM +0100, Baptiste Beauplat wrote:
> Am I mistaken in thinking that's only a case of simply rejecting
> unsigned DKIM email?
This might be, but…
> Return-Path:
> Received: from mentors.debian.net (localhost [127.0.0.1])
> by wv-debian-mentors1.wavecloud.
On Friday, March 4, 2022 9:15:59 AM EST Baptiste Beauplat wrote:
> >
> >> mentors.debian.net with the following message:
> > Can you please share the complete headers of the bounced message? Aka
> > the thing in the message/rfc822 part of the DSN message. Right now we
> > don't know what they se
On 3/4/22 15:27, Bastian Blank wrote:
> I don't see anything about debian.org in those headers? Do you?
Ah, I see the confusion. Gmail reject ALL unauthenticated email, this
isn't specific to @debian.org addresses but it does, at least, affect mine.
We detected the issue on mentors (the bounce I
On Fri, Mar 04, 2022 at 03:15:59PM +0100, Baptiste Beauplat wrote:
> On 3/4/22 14:40, Bastian Blank wrote:
> > On Fri, Mar 04, 2022 at 12:38:02PM +0100, Baptiste Beauplat wrote:
> >> We recently discovered that Gmail started to bounce email from
> >> mentors.debian.net with the following message:
>
Hi Bastian,
On 3/4/22 14:40, Bastian Blank wrote:
> On Fri, Mar 04, 2022 at 12:38:02PM +0100, Baptiste Beauplat wrote:
>> We recently discovered that Gmail started to bounce email from
>> mentors.debian.net with the following message:
>
> Can you please share the complete headers of the bounced m
On Fri, Mar 04, 2022 at 12:38:02PM +0100, Baptiste Beauplat wrote:
> We recently discovered that Gmail started to bounce email from
> mentors.debian.net with the following message:
Can you please share the complete headers of the bounced message? Aka
the thing in the message/rfc822 part of the DS
Hi Stephan,
On 3/4/22 13:27, Stephan Lachnit wrote:
> On Fri, Mar 4, 2022 at 12:47 PM Baptiste Beauplat wrote:
>>
>> My debian address is also affected, and probably others that did not
>> setup DKIM for their @debian.org address.
>>
>> As a reminder debian.org addresses does support DKIM. After
On Fri, 2022-03-04 at 13:27 +0100, Stephan Lachnit wrote:
> On Fri, Mar 4, 2022 at 12:47 PM Baptiste Beauplat
> wrote:
> > As a reminder debian.org addresses does support DKIM. After
> > configuration on your mail server, you can publish your DKIM public
> > key
> > to db.debian.org [1][2].
>
> C
On Fri, Mar 4, 2022 at 12:47 PM Baptiste Beauplat wrote:
>
> My debian address is also affected, and probably others that did not
> setup DKIM for their @debian.org address.
>
> As a reminder debian.org addresses does support DKIM. After
> configuration on your mail server, you can publish your DK
Hi all,
We recently discovered that Gmail started to bounce email from
mentors.debian.net with the following message:
550-5.7.26 This message does not have authentication information or
fails to 550-5.7.26 pass authentication
checks. To best protect our users from spam, the 550-5.7.26 message ha
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