[anti-spam-wg@localhost] RE: [anti-spam] Re: Domain spoofing - was Re: [anti-spam-wg@localhost]I wrote aspam filter in Perl

["Wilfried Woeber, UniVie/ACOnet" <]

  Writing as a "user" of DNS services (as opposed to a DNS expert :-) -

>The idea of advertising who is allowed to send for a domain is good. I had 
>talked to various people about the idea of doing this with the MX record,
>but obviously not everone has incoming and outgoing mailservers on the 
>same box.
>
>Doing it in TXT records is clumsy. We (as in IETF dnsex group) are doing something
>really wrong if people need to keep abusing the TXT records for stuff. I guess
>it would be good to start with, but ideally a new RRtype should be used.

  wouldn't the "RMX proposal" (draft) be a step into the right direction?

  Wilfried.