MX dot was (Re: [ietf-dkim] TXT wildcards SSP issues

[Damon]

> > NOMAIL is out of scope, but wildcard is in scope.
> >
> > The relevance here is that it looks like we can get 95% or better coverage of the real use cases here by acknowledging that wildcards are primarily an issue for NOMAIL.
>
> It is? If I sign everything for my domain, I'd like to be able to say
> that for both the top level domain, and all of the subdomains too,
> right?
>
>                Mike

I think it is better to say, '*' means: ...and everything else.

So the subdomains that are not currently signed are covered under the '*' rule.
Which begs the question, if ~any~ subdomain is signed, wouldn't the
top level have to have to be signed even though it may be .nomail?

Regards,
Damon Sauer