Re: [DNSOP] Looking for IANA registry for --xn

Phillip Hallam-Baker <phill@hallambaker.com> Fri, 07 October 2016 01:09 UTC

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From: Phillip Hallam-Baker <phill@hallambaker.com>
Date: Thu, 6 Oct 2016 21:09:03 -0400
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To: Jaap Akkerhuis <jaap@nlnetlabs.nl>
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Cc: Robert Edmonds <edmonds@mycre.ws>, "dnsop@ietf.org" <dnsop@ietf.org>
Subject: Re: [DNSOP] Looking for IANA registry for --xn
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On Thu, Oct 6, 2016 at 5:13 PM, Jaap Akkerhuis <jaap@nlnetlabs.nl> wrote:

>  Robert Edmonds writes:
>
>  > Donald Eastlake wrote:
>  > > Sure, you can consider the root zone to be the registry for TLDs but
> the
>  > > point is the xn-- labels are recommended to be interpreted specially
> at the
>  > > user interface at all levels...
>  >
>  > Nor would this say anything about "CCHH" prefixed labels in general.
>  >
>
> RFC 3490 does say something about the ACE prefix.
>
> ​It says it has been registered but not where and there is no IANA
registry that references RFC3490​