[UA-discuss] Checking for Mixed Scripts in a domain name oremail address - is this a UASG issue? - Group Discussion

[Asmus Freytag]

The ASCII digits have script "common", not "Latin".

The issue isn't numbers, it's mixing letters.

Also, mixing scripts within a label seems somehow different from mixing 
scripts within a FQDN.

A./

On 8/7/2017 12:46 PM, Maxim Alzoba wrote:
> Hello Don,
>
> usually IDN cyrillic contains digits, so one of the examples is not 
> correct (Cyrillic+Latin Numerals is not a mixed script).
>
> https://www.iana.org/domains/idn-tables/tables/xn--80adxhks_ru_1.0.txt
>
>
> usually issues arise with the string containing chars , which do not 
> fall into the same IDN table, for example
> something from IDN mistakes -
> tчху 	xn--t-cubfh
>
>
> from
> https://www.icann.org/sites/default/files/packages/reserved-names/ReservedNames.xml
>
> Or, which is important, IDN string from the table not allowed for the 
> particular TLD
>
> for example moscow.москва  or москва.moscow (both TLDs are strictly 
> one script, only Cyrillic Russian in the first, and only allowed 
>  ASCII symbols in the second)
>
> P.s: formally each TLD has IDN policy or "no-IDN policy" and it 
> describes allowed combinations, and what is important it might change 
> over the time
> (for example some old TLDs decided to allow some of IDN tables).
>
> Sincerely Yours,
>
> Maxim Alzoba
> Special projects manager,
> International Relations Department,
> FAITID
>
> m. +7 916 6761580(+whatsapp)
> skype oldfrogger
>
> Current UTC offset: +3.00 (.Moscow)
>
>> On Aug 7, 2017, at 21:52, Don Hollander <don.hollander at icann.org 
>> <mailto:don.hollander at icann.org>> wrote:
>>
>> We’ve had the following suggested for the Programming Language Criteria:
>>     Could we include one more test case in "Programming Language 
>> Evaluation Criteria ".
>>
>>    1. checking of multiple script in Email,Domain,Url.
>>        Ex: еріс.com[xn--e1awd7f.com] 
>> <https://urldefense.proofpoint.com/v2/url?u=http-3A__xn-2D-2De1awd7f.com&d=DwMGaQ&c=FmY1u3PJp6wrcrwll3mSVzgfkbPSS6sJms7xcl4I5cM&r=YI0XKyKCabKQi3GVWLvuoyCWjH9WBgEBxLbMnmhSRwo&m=EFZDl1I8ua7aO6Pqyr_eSbKfzcZZXdThlgDwma2WbOc&s=ZOsWhkxyr4kVruIyP0v-uZywNeMA16IoEXNg_7ZkMxs&e=> contain 
>> two language script (Cyrillic ,Latin ).
>>               deepak.भारत  contain two  language script (Latin, 
>> Devanagari)
>> I understand the thinking behind this, but I’m not sure that a) it’s 
>> in our remit, b) it’s a good idea c) it will be rejecting perfectly 
>> valid domain names (CJK, Cyrillic+Latin Numerals, etc)
>> I also don’t know what standard this would reference or what policy 
>> it would reference.   Something from the Unicode group or M3WAAG?
>> Your thoughts, please.
>> Don
>

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