Thanks for all your help, guys. Appreciated!
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> GMAIL From: address
From and replyto adresses are all based on the sender domain, so not
appropriate.
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> ... soft_bounce turned on.
Thanks, Wietse, I'll look into it.
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On 28.11.23 20:38, Matthew McGehrin via Postfix-users wrote:
I was able to replicate this error, however it's not a
misconfiguration in Postfix, but rather a policy change by Google. I
didn't notice the bounce message sooner, since it was routed to my
SPAM folder on Gmail.
The change is not
Hello.
I was able to replicate this error, however it's not a misconfiguration
in Postfix, but rather a policy change by Google. I didn't notice the
bounce message sooner, since it was routed to my SPAM folder on Gmail.
If I use a GMAIL From: address and attempt to email another GMAIL
Linkcheck via Postfix-users:
> On 28/11/2023 3:07 pm, Bill Cole via Postfix-users wrote:
> > That's not a result, that's part of the DMARC policy
>
> Oh. Thank you for the correction, Bill. :)
>
> > That should not be enough...
>
> Something is wrong. I wonder if there is a DNS-resolving delay
On 28/11/2023 3:07 pm, Bill Cole via Postfix-users wrote:
That's not a result, that's part of the DMARC policy
Oh. Thank you for the correction, Bill. :)
> That should not be enough...
Something is wrong. I wonder if there is a DNS-resolving delay but I
guess Im not going to easily discover
On 2023-11-28 at 06:15:47 UTC-0500 (Tue, 28 Nov 2023 11:15:47 +)
Linkcheck via Postfix-users
is rumored to have said:
The dmarc results are ambiguous:
r
That's not a result, that's part of the DMARC policy
pass
although dkim fails both tests.
So, DKIM signatures are failing.
The dmarc results are ambiguous:
r
pass
although dkim fails both tests.
=
google.com
noreply-dmarc-supp...@google.com
https://support.google.com/a/answer/2466580
10845692433607357330
1701043200
1701129599
Wietse Venema via Postfix-users writes:
> (...)
> gmail rejects all messsages with that sender domain name? Some
> messages? I have found that Gmail may treat some 'soft' errors (DNS
> timeout) as 'hard' errors. My workaround is to retry deliveries.
>
> /etc/postfix/main.cf:
> transport_maps
Thanks, Shawn, appreciated.
Hadn't thought of the dmarc report; I'll check it out.
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On 11/27/23 07:40, Linkcheck via Postfix-users wrote:
The forms also send a copy to the sender as confirmation. Most of these,
as far as I know, get delivered but recently gmail has been rejecting
them with the message:
550-5.7.26 This mail has been blocked because the sender is
(Sorry, Wietse, I always forget to change the To field)
> gmail rejects all messsages
Seemingly only from web forms. We are in daily contact with at least one
gmail user, with no problem, using the example domain I posted and with
which I'm posting this.
We do get a small number of genuine
Linkcheck via Postfix-users:
> I maintain several web sites containing at least one web form. Forms are
> sent to my established postfix server to be turned into properly
> constructed email and sent on. The server is used for many conventional
> emails per day and set up to provide suitable
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