On Thu, Feb 11, 2010 at 03:45:32PM +0100, Per Jessen wrote: > Henrik K wrote: > > > On Wed, Feb 10, 2010 at 10:00:05PM -0500, dar...@chaosreigns.com > > wrote: > >> http://www.chaosreigns.com/mtx/ > > > > What a complex scheme you invented for a simple problem. All you have > > to do is to require legimate relays to have a FCrDNS entry with an > > actually identifiable name, like starting with "smtp". Much simpler to > > take advantage of that and it actually is somewhat used today. > > Hmm, yeah - > > Draxus' proposal: publish a DNS record identifying an IP-address as one > of your mail-servers. > > Henrik: name your mail-server such that is identifiable as a > mailserver.
And yeah, I know: my method requires you to dedicate the possibly only PTR you have to some use (since multiple are discouraged and broken). But it's already a known good manner. The MTX proposal adds pretty much no value and has zero chance for widespread adoption.
