If included in an ARC set, John's extensions would solve my concerns about
lost data during forwarding.   HELO links the result to a received entry.
 Full SMTP address recovers data lost to SMTP rewrite.  DKIM domain
partially recovers from From rewrite if it is the From foaming being
reported,  but the full address is actually needed for some situations.



On Tue, Dec 8, 2020, 8:45 PM John R Levine <[email protected]> wrote:

> > but a standard place does allow different tools from different folks to
> be
> > used together.
>
> Well, it was certainly easy to code:
>
>   Authentication-Results: iecc.com; spf=pass [email protected]
> spf.helo=mail-vk1-xa2c.google.com
> smtp.remote-ip="2607:f8b0:4864:20::a2c"; dkim=pass header.d=google.com
> header.s=20161025 header.a=rsa-sha256 header.b="QsMz7qJd"; dmarc=pass
> header.from=google.com polrec.p=reject polrec.pct=100
>
> Regards,
> John Levine, [email protected], Taughannock Networks, Trumansburg NY
> Please consider the environment before reading this e-mail. https://jl.ly
>
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