On Thursday, May 07, 2015 02:09:09 PM Murray S. Kucherawy wrote:
> On Thu, May 7, 2015 at 1:27 PM, Scott Kitterman <[email protected]>
> 
> wrote:
> > I think it's wrong to describe that as a DMARC result.  For DMARC as
> > specified, that's a fail.
> 
> More precisely, for both DKIM and DMARC it's a fail.  For DKIM+ATPS-04,
> it's a pass, but DMARC doesn't pay attention to that.
> 
> I think it's also important to note that this only proves interoperability
> with a single implementation (granted, in multiple roles), unless there's
> data indicating multiple implementations are involved.  This seems
> unlikely, since as far as I know there aren't any other implementations of
> ATPS-04 or even the RFC version.  OpenDKIM did the RFC version, and it's
> not compatible with -04.
> 
> Also, this is only part of the whole story.  There's still that pesky
> registration problem to address.  I think for ATPS or anything like it to
> be considered a plausible thing to pursue, that's critical.  It might be
> interesting to know some of the characteristics of the largest operator
> involved in that report (total domains, total users, details about MLM
> traffic, etc.).
> 
> -MSK

No, it's OK for DKIM.  The trick is d=ietf.org, which doesn't align for DMARC 
purposes.

Scott K

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