On Wed, Jul 12, 2017 at 11:38 AM, Terry Zink via arc-discuss <
[email protected]> wrote:

> This structure has always bugged me:
>
> > authentication-results: google.com; dkim=none (message not signed)
> >  header.d=none;google.com; dmarc=none action=none header.from=
> linkedin.com;
>
> What's going on is that there are separate agents that do the DKIM
> evaluation and the DMARC evaluation. Their output result is <recipient
> domain>; <output of agent>. They are all concatenated onto the end of the
> Authentication-Results header. There isn't a "clean up" afterwards (DKIM
> and DMARC agents individually may fail as well which gets even more
> confusing, but at least one of them gets stamped). And on an outbound
> message (which is what you see here), there is no SPF check so it just
> looks weird.
>

I don't know if you've see the other threads on the dmarc@ietf list, but
the A-R header(s) and the content thereof have been a bit of an open item.
If we were to recreate something other than RFC7601 to become the AAR
header, do you have some suggestions for a better approach?

--Kurt
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