Eszett (Sharp-S) again (was: Re: AW: Oustanding issues tracking)
John C Klensin
klensin at jck.com
Wed May 28 08:44:58 CEST 2008
Marcos,
Many thanks. This was exactly the clarification I was looking
for. And I agree that "your point of view" is not open for
debate here -- I was just hoping that we could understand what
that point of view was.
john
--On Wednesday, 28 May, 2008 08:20 +0200 "Marcos Sanz/Denic"
<sanz at denic.de> wrote:
>> (2) If we treat Eszett as a separate character, we create a
>> fairly nasty incompatibility between IDNA2003, where it maps
>> to "ss" and disappears and IDNA2008, where it is separate.
>> Preventing that incompatibility from being a nasty problem
>> would require some very careful action by the relevant
>> registries (as usual, in the "zone administrator" sense, not
>> just TLD registries). Possibly a well-designed variant
>> strategy would be sufficient, possibly not. We haven't
>> heard from the most obvious registries yet as to whether they
>> would be willing to deal with this.
>
> If eszett were to be added to the IDNA2008 tables as
> protocol-valid, DENIC probably would, after the standard is
> passed, allow eszett registration under the DE TLD. Since
> that codepoint was not allowed for registration until now
> (i.e. no mapping eszett->ss occurred within the registry),
> there is no "nasty problem" here from our point of view. When
> typing eszett in a domain name while browsing, some users
> (IDNA2003) would certainly end up at the ss-mapped-name, some
> other users (IDNA2008) would end up at the eszett-name. Still
> from our point of view (which is not up for debate here),
> usage of variants at the registry would not be an appropriate
> technique for dealing with this issue. On the contrary, it
> would be my recommendation for all ss-mapped-name-registrants
> to apply for registration of the corresponding eszett-name,
> where applicable. Maybe registrars could automatically do
> this for their customers, I actually don't mind. And if the
> eszett-name would already have been registered by a different
> registrant, chances are very high that the corresponding
> ss-mapped-name-registrant would win a dispute on the
> eszett-name.
>
> Best regards,
> Marcos
> _______________________________________________
> Idna-update mailing list
> Idna-update at alvestrand.no
> http://www.alvestrand.no/mailman/listinfo/idna-update
More information about the Idna-update
mailing list