[Mailman-Users] msg marked as spam 554 5.7.1 [P4]

Jayson Smith jaybird at bluegrasspals.com
Sun Jan 5 18:43:34 EST 2020


I've seen this exact error before with various ISPs. I believe one of 
them is Centurytel. I assume what's happened is that several ISPs use a 
certain spam filtering service or app, and that filter is rejecting the 
messages for some unknown reason. If that's the case, the particular ISP 
in question probably won't have a clue what's going on. Hopefully 
they'll care enough to consult with the third-party filtering service.


On 1/5/2020 5:23 PM, Bruce Johnson wrote:
> I was the off-list person...
> This was the actual bounce error from one of the offending messages:
> A message that you sent could not be delivered to one or more of its
> recipients. This is a permanent error. The following address(es) failed:
> [redacted]@alaskan.com
>      host
> inbound.gci.net
>   []
>      SMTP error from remote mail server after end of data:
>      554 5.7.1 [P4] Message blocked due to spam content in the message.
> It’s being bounced by some spam rule on CGI.net; it’s a global one so it’s something in their configuration, since none of the other providers are bouncing it, it’s not really recognizable as spam.
> (or one user reported it as spam and they took the lazy way out and blocked all the emails from that list address…we have one user who routinely marks email from one list on our domain as ’spam’…then complains that he’s not getting emails from the list…sigh )
>> On Jan 5, 2020, at 11:48 AM, Jim Dory <james at dorydesign.com> wrote:
>> On Sun, Jan 5, 2020 at 12:56 AM Stephen J. Turnbull <
>> turnbull.stephen.fw at u.tsukuba.ac.jp> wrote:
>>> Jim Dory writes:
>>>> Sometimes I do get this: host mx1.arandomserver.com []
>>>>     SMTP error from remote mail server after end of data:
>>>>     550 Headers contain illegal BOM
>>>> on my personal email from the same sender (city), but not sure that is
>>> same
>>>> issue.
>>> I don't understand.  You say it's personal mail *from the city*, but
>>> you're getting the bounce message?  That should not happen; the bounce
>>> message should go to the city.
>> I don't think the city would see a bounce because the list accepted their
>> message and a lot of subscribers would see it.. but it was rejected only by
>> one or two other subscriber email providers. That is my understanding
>> anyway, perhaps I'm wrong.  I see the bounces as admin for the list. Isn't
>> this proper behavior of the mailman software? It seems that people would
>> complain (or ask about it) if they saw all the bounces caused by one of
>> their messages and they never have.
>>> That's nothing.  Don't hesitate.  It's much more annoying to have to
>>> go back and forth if you send incomplete headers.
>>>> Could it be that GCI needs to whitelist or something?
>>> Not enough information.  It sounds like either or both the city and
>>> GCI have difficulty with email since it's that particular combination,
>>> but which one is whack I can't tell without a look at the delivery
>>> status notice (bounce message) for the mass bounces.  This is often in
>>> your mail server's log as well.
>> Steve, thanks very much for replying and looking at this. I realize now I
>> didn't provide sufficient info and will in the future amend my ways.
>> I'm going to contact GCI and see if I can get them to either whitelist or
>> clean up a possible mis-configure in their system. Another kind gentlemen
>> from this mailman list contacted me off-list with an offer to help - I sent
>> him the complete header and reject message.. and he felt that there was
>> nothing apparent to warrant an email provider to reject it.
>> thanks, Jim
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