[ietf-dkim] New issue: Upward query vs. wildcard publication
lear at cisco.com
Wed Apr 18 07:50:02 PDT 2007
The resolver would have to construct the query non-recursively. I agree
that this is a problem.
Dave Crocker wrote:
> Eliot Lear wrote:
>> 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.
> Given that zones are administrative constructs for use by operators,
> and are not intended to be visible to client DNS activities -- and
> well might not be visible, no matter the intent -- then how does the
> upward tree-walk know when to stop?
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