On Monday, March 30, 2020 7:21:18 PM EDT John R Levine wrote: > > Does someone have a fix in mind that could be submitted as an erratum? > > The > > intent was indeed to make the authserv-id either a plain old ASCII domain > > name or an A-label which doesn't need quoting. I missed that RFC 6532 > > didn't update "value", unfortunately. > > Unfortunately, 8601's defintion is a mess. At the bottom of page 15 it > says this about authserv-id, which contradicts the ABNF: > > Note that in an EAI-formatted message, this identifier may be > expressed in UTF-8. > > If you want it to be a domain, the ABNF should say: > > authserv-id = domain-name > > The text below says domain-name is imported from RFC 6376, which I presume > includes the updates from RFC 8616 that encourage U-labels in EAI > messages. > > This is not strictly backward compatible with the current text, but I > don't think I've ever seen an authserv-id which wasn't syntactically a > domain name.
I've seen bare host names used. I guess that's syntactically a domain name also, but might not be what you expect if you assume it's really a domain name. It probably doesn't matter. Scott K _______________________________________________ dmarc mailing list [email protected] https://www.ietf.org/mailman/listinfo/dmarc
