Re: Do you really not care whether people accept your mail?

"John R Levine" <johnl@taugh.com> Tue, 14 March 2017 07:43 UTC

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Date: 14 Mar 2017 08:43:15 +0100
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From: "John R Levine" <johnl@taugh.com>
To: "Phillip Hallam-Baker" <phill@hallambaker.com>
Subject: Re: Do you really not care whether people accept your mail?
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On Mon, 13 Mar 2017, Phillip Hallam-Baker wrote:
> ​Perhaps we should just recognize the fact that SMTP does not really
> support mailing lists, ...

These complaints had nothing to do with lists or DMARC.  They were about 
sending ordinary unauthenticated mail over IPv6.  If they wanted to fix 
that problem, they could do so in 10 minutes by publishing an SPF record, 
with no other changes to the way their mail works.

R's,
John