[Mailman-Users] Yahoo problems again

[Mark Sapiro]

On 12/21/2017 03:14 PM, Jim Dory wrote:
> I'm running a CPanel version of mailman.
> I've been seeing a lot of the following errors of mostly yahoo.com users
> but a few other providers as well.
> 
> "---------- Forwarded message ----------
> From: Mail Delivery System <Mailer-Daemon at server.nomekennelclub.com>
> To: nome-announce-bounces at nomekennelclub.com
> Cc:
> Bcc:
> Date: Thu, 21 Dec 2017 17:22:05 +0000
> Subject: Mail delivery failed: returning message to sender
> This message was created automatically by mail delivery software.
> 
> 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:
> 
>  xxxx at yahoo.com
>     host mta7.am0.yahoodns.net [98.137.159.27]
>     SMTP error from remote mail server after end of data:
>     554 delivery error: dd Requested mail action aborted -
> mta4357.mail.ne1.yahoo.com
> 
> Action: failed
> Final-Recipient: rfc822;xxx at yahoo.com
> Status: 5.0.0
> Remote-MTA: dns; mta7.am0.yahoodns.net
> Diagnostic-Code: smtp; 554 delivery error: dd Requested mail action aborted
> - mta4357.mail.ne1.yahoo.com
> "
> 
> followed by a forwarded message that had been sent to the list by another
> user.
> -which I don't know how to deal with.


This is a Yahoo glitch. They are reporting a bogus reason for a list
message to a Yahoo address that doesn't exist. See
<https://forums.yahoo.net/t5/Delivery-errors-5xx-and-421/554-delivery-error-dd-Requested-mail-action-aborted-mta1240-mail/td-p/382749>


> And also, I just had a yahoo user try
> to send something to the list and he was completely blocked:
> 
> "From: Mail Delivery System <Mailer-Daemon at server.nomekennelclub.com>
> Date: December 21, 2017 at 10:55:27 AM AKST
> To: yyyy at yahoo.com
> Subject: Mail delivery failed: returning message to sender
> 
> This message was created automatically by mail delivery software.
> 
> 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:
> 
> me at dorydesign.com
>    (generated from nomeannounce at nomekennelclub.com)
>    host mx1.arandomserver.com [208.43.240.3]
>    SMTP error from remote mail server after end of data:
>    550 High probability of spam
> 
> 
> Action: failed
> Final-Recipient: rfc822;me at dorydesign.com
> Status: 5.0.0
> Remote-MTA: dns; mx1.arandomserver.com
> Diagnostic-Code: smtp; 550 High probability of spam
> "


It appears that spam detection software on your list's server is
rejecting this message as spam.



-- 
Mark Sapiro <mark at msapiro.net>        The highway is for gamblers,
San Francisco Bay Area, California    better use your sense - B. Dylan