著者: Jasen Betts 日付: To: exim-users 題目: Re: [exim] OT: Third party spam / reputation filters
On 2016-05-06, John McMurray <john@???> wrote: > Hi everyone,
>
> Firstly, I hope I've use the OT: thingy properly in the subject line.
> This is not really an exim issue its more of a mail delivery from my
> server(s) issue and I'm interested in any advice I might get.
>
> Here's the problem. I have a bunch of VPSs for web hosting / email
> hosting. Some of the servers I've only had for less than 12 months, but
> I always use a reputable data centre. In spite of that Microsoft and
> Mcafee seem to have this Neanderthal approach in which they block huge
> subnets in their reputation lists. It also appears as though they don't
> automatically clear those addresses after some time.
>
> In the case of Mcafee its made even worse because they won't speak to
> anyone who is not a paying client, and their advice is to contact the
> very person you can't contact to ask them to ask mcafee.
>
> Anyway, this just seems like an awful system particularly given that
> we've now (a while back) run out of IPv4's, so it seems that there has
> to be a fairly high rate of IP turnover.
>
> This results in many of my clients not being able to send to any
> microsoft addresses as well as those corporations which use mcafee and
> the likes.
>
> Is this something you've managed to deal with? Any tips on how to go
> about it?
Go with a 3rd party SMTP provider (biased opinion: I do
sysadmin/development for one, we use a slightly patched
exim internally)