On 08/17/2010 04:08 AM, Ian Eiloart wrote: > > > --On 10 August 2010 06:59:42 +0100 Graham Murray<gra...@gmurray.org.uk> > wrote: > >> Dave CROCKER<d...@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 _______________________________________________ NOTE WELL: This list operates according to http://mipassoc.org/dkim/ietf-list-rules.html
