Unicode 7.0.0, (combining) Hamza Above, and normalization for comparison
jefsey at jefsey.com
Thu Aug 7 18:18:34 CEST 2014
At 15:20 06/08/2014, Mark Davis âï¸ wrote:
>P1: Any characters that are visually confusable with others should
>be excluded from domain names.
the internet must be neutral and transparent and the DNS is on a
first come first serve basis managed by TLD Manager. The principle
is: TLD Managers need a tool that permits them to avoid confusing
registrations. This means that only the first confusable registration
is to be accepted, not the others. This is not a filtering, it is an
extension of the definition of what is already registered. Up to now,
already registered means the exact string, it should mean the
This means that this belongs to the TLD Manager registrations terms,
not to standardization.
RFC 5895 states "As unusual as this may be for a document concerning
Internet protocols, it is necessary to describe this operation for
implementors ... which conflates  user-input operation into the
protocol.". This is the case of the discussed option. IESG has denied
RFC 5895 the standard track. This should be the same case here.
More information about the Idna-update