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Re: [dmarc-ietf] 5.5.4. Publish a DMARC Policy for the Author Domain - dmarcbis-06

John R Levine <johnl@taugh.com> Mon, 04 April 2022 15:24 UTC

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Date: 4 Apr 2022 11:24:34 -0400
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From: "John R Levine" <johnl@taugh.com>
To: "Alessandro Vesely" <vesely@tana.it>, dmarc@ietf.org
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Subject: Re: [dmarc-ietf] 5.5.4. Publish a DMARC Policy for the Author Domain - dmarcbis-06
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On Mon, 4 Apr 2022, Alessandro Vesely wrote:
> The last sentence is particular in that Section 4.8 aims at determining the 
> Organizational Domain for /any/ identifier, not just the From: domain.  We 
> are assuming that an org domain can be determined for any domain, always.
>
> At the end of Section 4.8, in order to fulfill that assumption, in the 
> absence of DMARC records, "the initial target domain" is promoted to the rank 
> of Organizational Domain of itself.  That way, a PSD /is/ an org domain, 
> which formally counters the second sentence in 3.2.7.

If it's the original domain, yes.  If it's an ancestor found in the tree 
walk, no.

> To make the change clearer, I suggest to use different terms ...

No.  We can clarify the text but we already have too much jargon here.

R's,
John

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