List Status Test.

[Jean-Pierre Radley]

Bill Campbell averred (on Sun, May 14, 2017 at 05:50:29PM -0700):
| On Sun, May 14, 2017, Jean-Pierre Radley via Filepro-list wrote:
| >Mark Luljak averred (on Sat, May 13, 2017 at 07:26:45PM -0400):
| ...
| >| I can't independently confirm.  I'm only getting single copies.  Unlike
| >| JPR, I -don't- have anything checking Message-IDs for duplicates and
| >| tossing them, so I'm getting no duplicates.
| 
| The Message-ID headers aren't changed, and will pass through to
| each recipient.
| 
| I have Mailman configured to use VERP so that a distinct email
| goes to each recipient with information coded to allow me to
| track back to the recipient in case of bounces.  An effect of
| this is that our postfix mail server assigns a unique identifier
| to each message that should appear in the Received: headers on
| the recipient's system.
| 
| >Over the last ten days, I've had duplicate messages, but SOLELY
| >from the list administrators, i.e. duplicates JUST from Mark Luljak and
| >Bill Campbell. :-(
| 
| I see that mail to jprfp at jpr.com is delivered to an intermediary,
| jpr-com.p10.spamhero.com[208.53.48.152] so perhaps something
| weird is going on there?


Unlikely.  Spamhero.com is an email spam filtering service.


| >Less than ten instances altogether, but I've saved none of them so I
| >have no details to offer.
| 
| Bouncing each received message of the duplicated messages to
| <postmaster at celestial.com> would be helpful (e.g. mutt's bounces
| which retains full headers).
| 
| Bill
| -- 
| INTERNET:   bill at celestial.com  Bill Campbell; Celestial Software LLC
| URL: http://www.celestial.com/  PO Box 820; 6641 E. Mercer Way
| Voice:          (206) 236-1676  Mercer Island, WA 98040-0820
| Fax:            (206) 232-9186  Skype: jwccsllc (206) 855-5792
| 
| In my many years I have come to a conclusion that one useless man is a
| shame, two is a law firm and three or more is a congress.  -- John Adams
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-- 
JP