Email Portability Approved by Knesset Committee

Florian Weimer fw at deneb.enyo.de
Mon Feb 22 12:58:35 CST 2010


* Steven Bellovin:

> Right; I was not seriously suggesting that the DNS was the right
> spot for it.  I am seriously suggesting that a redirect mechanism --
> perhaps the email equivalent of HTPP's 301/302 -- would be worth
> considering.  Then, of course, there's problem of upgrading the
> $\aleph_0$ mail senders out there to comply...

There's already SMTP support for this, see RFC 5321, section 3.4.
This has been carried over from RFC 821, which already contain the
251/551 response codes.

However, this is still a public database for which you cannot charge
access, so it's not the solution we're looking for.




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