On 1 February 2018 at 16:20, Andrew Sullivan <a...@anvilwalrusden.com> wrote:
> I am not convince that "it should not" is true, and having thought > about this a little more it seems to me that an IANA registry should > have been created in the first place for this sort of miserable > in-label hack. If it had been, we could have done something useful > here. And if we don't do so now, in short order we're going to be > into the multi-level underscore-label hell that underscore labels are. > I recall that when I once read a sentence to the effect that, "xn-- is defined to signal punycode, and no other label of the form ^..\-\- may exist in the DNS," my first thought was that this was silly, and it should simply have been defined as the first entry in a new registry. So yes, I'll review and comment.
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