[ietf-dkim] draft-ietf-dkim-mailinglists-01 review request

[Michael Thomas]

On 08/17/2010 04:08 AM, Ian Eiloart wrote:
>
>
> --On 10 August 2010 06:59:42 +0100 Graham Murray<graham at gmurray.org.uk>
> wrote:
>
>> Dave CROCKER<dhc at dcrocker.net>  writes:
>>
>>> DKIM and ADSP evaluation are not performed during an SMTP session,
>>> unless the  session is delayed after the crlf.crlf, and that's not
>>> supposed to happen.
>>
>> Anyone using the opendkim sendmail/postfix milter will be doing this
>> checking during the SMTP session.
>
> Yes, out Exim/Spamassassin installation does DKIM (but not ADSP) evaluation
> during the SMTP session.

I'm not positive, but I believe that Ironport does it that way too.

Is there anybody who *doesn't* do DNS lookups at SMTP time these days?
That's all DKIM really amounts to, and the entire mail infrastructure would
seize if we weren't (cf, blacklists).

Mike