RE: [Exim] offers123.net & possible DOS.

> I have now added offers123.net to my sender_reject list and this cures
> the problem of sticking mail - though I suspect that I have just
> offloaded the problem elsewhere.


THis seems prudent. My sender_reject list is growing.

> Unfortunately, I don't think much can be done about this. I'm sending
> it to this list simply because I think it's not a normal spammer, this
> one looks as if it deliberately trying to get the message through or
> DOS a mail process that wants to check they are legitimate.

This seems to be a common spamhaus technique lately. They simply don't want
to have to handle the incoming traffic load of bounce messages cause it
costs THEM money. My attitude is if you don't want email from me, I don't
want email from you. Welcome to sender_reject.