Did you take advantage of the new DomainKeys feature? If so, did you 
double-check with the deliverability assessment tool to make sure it 
was set up correctly?

Do all messages get rejected, or just some? Is there anything in the 
messages being sent that could be misidentified as phishing? Is there 
anything at all special about the messages that get rejected? On 9 
Mar 2006 at 17:25, Tim Casten wrote:  

> Hello LISTSERV,
> 
>   Ever since our upgrade to 14.5 we are getting rejections from yahoo
>   subscribers to our lists.  Anyone else experience this. I have
>   changed nothing just did the upgrade.
> 
> -- 
> Best regards,
>  Tim   
> 
> n error was detected while processing the enclosed message.  A list of
> the affected recipient follows.   This list is in a special format that
> allows software like LISTSERV to automatically take action on incorrect
> addresses; you can safely ignore the numeric codes.
> 
> --> Error description:
> Error-for:  [log in to unmask]
> Error-Code: 0
> Error-Text: Mailer mx1.mail.YAHOO.COM said:
>             "554 Message type not allowed. UP Email not accepted for policy reasons.  Please visit http://help.yahoo.com/help/us/mail/defer/defer-04.html [#4.16.3:120]"
> 
> Error-for:  [log in to unmask]
> Error-Code: 0
> Error-Text: Mailer mx1.mail.YAHOO.COM said:
>             "554 Message type not allowed. UP Email not accepted for policy reasons.  Please visit http://help.yahoo.com/help/us/mail/defer/defer-04.html [#4.16.3:120]"
> 
> Error-for:  [log in to unmask]
> Error-Code: 0
> Error-Text: Mailer mx1.mail.YAHOO.COM said:
>             "554 Message type not allowed. UP Email not accepted for policy reasons.  Please visit http://help.yahoo.com/help/us/mail/defer/defer-04.html [#4.16.3:120]"
> 

-- 
Francoise Becker <[log in to unmask]>

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