[Mailman-Developers] Fixing DMARC problems with .invalid munge

[Franck Martin]

You are really mixing everything...

Toute connaissance est une réponse à une question.

> On May 16, 2014, at 20:09, "John Levine" <johnl at taugh.com> wrote:
> 
> In article <1856298671.144791.1400292991012.JavaMail.zimbra at peachymango.org> you write:
>> The trouble with .invalid is that it is a domain that do not accept emails. Therefore why should you accept emails from a domain
>> that does not allow you to reply to it?
>> 
>> It is bound in the future to create issues when people move to more serious/ubiquitous domain reputation schemes.
> 
> Everyone I know who's tried to do spam filtering by SMTP callbacks to
> verify sender addresses has stopped, for the dual reasons that it
> doesn't work, and it's abusive.  I can't imagine why you think people
> are likely to resume using it.  Considering the amount of mail I get
> with non-replyable addresses like donotreply at bigbank.com, I'm not the
> only person who doesn't think this is a problem.
> 
> Or if they do, it's easy enough to add domain suffixes that satisfy
> whatever even more broken reputation scheme we need to defeat.
> 
> R's,
> John
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