On May 16, 2025, at 6:13 PM, David Blacka via Datatracker <nore...@ietf.org> 
wrote:
> RFC 1034 *is* clear that domain names end with a period, and the various
> examples in the draft do not.  I note that the IANA registry for Special Use
> Domain names does include the trailing dot.
> 
> Thus, I suggest:
> 
> * Consider making the various EPI strings end in a trailing period, OR
> * Consider stating up front that they do not (MUST NOT?)
> * Consider either using 1034 as a reference but further restricting the
> characters used in the EPIs, OR * accept that only referencing RFC 1034 may
> allow for non-ASCII identifiers.

  I believe that this is covered by Section 6.3 Guidelines for Designated 
Experts

  ... [it] MUST satisfy the requirements of the [RFC7542], Section 2.2 format. 

https://www.rfc-editor.org/rfc/rfc7542#section-2.2

  Which defines ABNF syntax that does not include a trailing '.', and permits 
ALPHA / DIGIT / UTF8-xtra-char plus a few punctuation marks.

> I'll note that I've spent this entire review essentially on one sentence in
> this draft.

  That's fine, thanks.

  Alan DeKok.

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