[Greylist-users] SMTP server pools

[Evan Harris]

I've been considering adding SPF functionality to the milter, but haven't
gotten around to it yet.  If you want to send a patch, I may put it in as
an option.

Evan


On Tue, 14 Sep 2004, Steven Grimm wrote:

> AOL is a great example of a case where it would make sense to alter the
> behavior of greylisting based on SPF records. AOL publishes an SPF record
> that explicitly lists most of their subnets (I used it as a starting
> point for my whitelist) but they also cover some of their hosts using
> a rule that says "anything in the mx.aol.com domain is okay." That
> rule isn't easily expressed as a simple IP-based whitelist.
>
> It's my expectation that, especially now that SPF looks like it's on
> its way to being blessed by the IETF, all the large ISPs that use pools
> of mail servers will be publishing SPF records in fairly short order.
> Making use of that information where available seems like a no-brainer
> to me.
>
> -Steve