[Mailman-Users] massive unsubscribe

Tecru Info info at tecru.net
Tue Sep 23 01:55:40 CEST 2008

There have been like 600 unsubscribes at once, some from from people  
we know, all across the board as far as ISP's go, not all AOL, or even  
google or yahoo.

Is there anything else I should check?

On Sep 18, 2008, at 6:51 PM, Stephen J. Turnbull wrote:

> Tecru Info writes:
>> We are having a problem where half the email list is getting
>> unsubscribed. Has this happened to anyone? The people did not
>> unsubscribe themselves.
> Things to check:
> (1) You have been (mis)identified as a spammer, and ISPs are bouncing
>    your mail.  This causes the mail you send to those ISPs (any user
>    at such an ISP) to bounce, and the users get unsubscribed.
> (2) You have a lot of users at an ISP like AOL, which assume that
>    you're a spammer until you take steps to prove otherwise.  (But
>    these ISPs tend to throw away mail that they don't like rather
>    than bounce it, so the symptom would be not getting posts rather
>    than getting unsubscribed.)
> There's more information about both of these issues, how to check and
> how to resolve, in the FAQ.

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