> > The Curie Syntax document should warn that CURIEs that match > the RFC 3987 production named "IP-literal" may be mistaken > for suffix references (see RFC 3986 section 4.5) by permissive > URI parsers. For example, "[dead::beef]" is a valid CURIE, > but also a valid URI authority-part in the form of an IPv6 address. > > Alternatively, the ambiguity (which does not affect either absolute > URIs or relative references) could be disposed of by forbidding > colons in CURIE suffixes.
We don't believe this is a problem since the IPV6 address would be in the host name portion of the URI and therefore could never be confused with a CURIE. E.g. http://[dead::beef]/foo will never be confused with [dead::beef]. However, we will make a note to this effect in the draft.
