[ietf-dkim] RE: I think we can punt the hard stuff as out ofscope.
hsantos at santronics.com
Sat Jun 9 17:42:41 PDT 2007
Douglas Otis wrote:
> On Jun 9, 2007, at 1:51 PM, Hector Santos wrote:
>> That said, some systems, such as our own, have a one attempt only for
>> the "Implicit MX" rule. i.e. No MX -> A Lookup --> 1 attempt only.
>> This past week alone we would have electronic mail communications
>> fails with legit customers lacking MX records if this rule was enforced.
>> I just can't see this happening. I will have to see snow balls falls
>> from these South Florida skies before I would have our SMTP system
> The concept is to first deprecate use of A records for discovering
> inbound SMTP servers. After some period of time, then obsolete the use
> of A records for this purpose.
Well Doug, go ahead and proposed it, write an I-D, see how it flies in
IETF-SMTP. And while you are there see if you get the IMC.ORG to stop
using MAIL.IMG.ORG as the return path domain WITHOUT a MX record.
Using your concept, you effectly stopped all bounce mail back to their
Hector Santos, CTO
More information about the ietf-dkim