[ietf-dkim] New issue: DNS Record type for SSP
ietf-dkim at kitterman.com
Tue Apr 17 19:34:16 PDT 2007
On Tuesday 17 April 2007 22:08, John Levine wrote:
> If SSP needs a new RR, it needs one out of the gate. Given that one
> of its largest uses will be "this domain sends no mail", the ability
> to wildcard across all one's non-existent subdomains would be rather
> important, and you need a new RR to do that.
Isn't the lack of an A or MX record sufficient for non-existent domains? Do
we really need a new protocol to tell us a non-exitent domain is dodgy?
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