Re: outbound failure limiting - the next phase in the spam war?

On Thu, 26 May 2005 13:18:47 -0400
Jorey Bump <list@joreybump.com> wrote:

> mouss wrote:
>
> > If ISPs were to collaborate, then let'em just give us a simple way
> > to determine whether a client is "dynamic/home", "dynamic/business",
> >
> > "static/customer" or "isp". with these, we can decide whether to
> > accept or not. if they block 25, we get a single IP, and we need to
> > count on the ISP to manage the spam, which may be good if the ISP is
> > good, but I just can't trust that.
>
> As you note, part of the problem is that some ISPs have designated
> blocks as dynamic, but allocate static IPs from the same pool for
> business customers.
>

Not to mention that most ISPs providing DSL services insist on using a
reverse lookup name that has 'dsl' in it. Something that a lot of people
consistently maintain indicates that the address is a dynamic one.

The use of something that indicated if the name pointed to a static or
dynamic address would help a lot.
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