[ietf-dkim] New issue: Upward query vs. wildcard publication

[Steve Atkins]

On Apr 17, 2007, at 10:04 PM, Eliot Lear wrote:

> Jim,
>
> I prefer Option 3.5:
>
> Publish a record at the zone level.  If no other record exists, use  
> that.  If that record doesn't exist, stop.  This is a cheap form of  
> wildcarding.  it requires at most two queries, which while  
> unpleasant for some purists avoids people having to deal with  
> wildcards, which themselves are a pain.

What's the "zone level", here? (If it was defined upthread, I missed  
it, sorry).

Cheers,
   Steve