In article <[EMAIL PROTECTED]>, Iljitsch van Beijnum <[EMAIL PROTECTED]> wrote: >But how about this: in addition to MX hosts, every domain also has one >or more MO (mail originator) hosts. Mail servers then get to check the >address of the SMTP server they're talking to against the DNS records >for the domain in the sender's address. Then customers who use an email >address under their ISP's domain have to use the ISP's relay, while >people with their own (sub) domain get to use their own.
Google for "RMX DNS". There's a few other proposals too; see for example http://spf.pobox.com/ Mike. -- RAND USR 16514
