"Friends Only"

[Dan Hollis]

On Mon, 2 Oct 2006, Matt Kettler wrote:
> Dan Hollis wrote:
>> On Mon, 2 Oct 2006, Martin Hepworth wrote:
>>> Besides milter-sender there's also milter-ahead which checks the 'to'
>>> address existing on your system (if you're not using sendmail see the
>>> mailScanner wiki for your MTA on how to do this). Again using this
>>> technique you can drop over 66% of inbound traffic...
>> Is there any milter which checks the SOA of URLs in the message body and
>> drops them if the SOA is in china (or pakistan, or wherever)?
> Not that I know of.
> That and you'd probably have a lot more false positives here than you expect.
>
> With the amount of "farming out" of basic web-presence services, where the
> website's DNS hosting lives really has very little to do with where the company
> that owns it is.
> I mean, if I get re-routed to India when I call a US-based company for tech
> support, why should I expect to have a US-based DNS server for their website?

Why shouldn't I be able to blacklist individual known spam SOAs?

-Dan