Re: Gmail (thus Nanog) rejecting ipv6 email

[Michael Thomas <mike () mtcc com>]

On 4/2/22 8:01 PM, John Levine wrote:
> It appears that Michael Thomas <mike () mtcc com> said:
> > > ARC lets the recipient system look back and do what we might call
> > > retroactive filtering, using info about messages as they arrived at
> > > the previous forwarder. While it would be nice if lists did a better
> > > job of spam filtering, they don't, and ARC is a reasonable remedy for
> > > that.
> > I'll be eager to see the papers substantiating this. Until then I remain
> > completely skeptical. It's an experimental RFC for a reason. Let's see
> > the data.
> >
> > I'd also like to see a paper substantiating your claim that mailing
> > lists do a bad job of spam filtering. In my experience it is a non-problem.
> People from Google have told me that is the specific reason that they
> need all the complexity of ARC rather than just whitelisting mailing
> lists. If you think they're lying, or you know more about their mail
> stream than they do, not much we can do about that.
Then they should publish it since it's an IETF document it so everybody 
can evaluate it. Otherwise it's just a private vanity project. I've seen 
absolutely nothing to conclude it is not.

And impugning me about "lying" is an ad hominem and against NANOG's rules.

Mike