On Saturday 12 April 2008 19:03:49 Chris wrote:
> Has anyone found a way to have fail: no such user here

you mean "550 Unknown user"?
actually your mailserver is suposed to do that.

> *@*.kr
> *@*.jp
> *@*.cn
> *@*.ru

>, for senders, who
> send from one of a long list, like :

in this case you should just reject the mail with "550 Delivery from kroati=
we're actually planning to do that since there is 0% ham from them.
But be carefull, thats only valid if you're really really sure that you won=
ever receive mails from those countries (including forward services, free=20
hosters, etc)

=46or most situations there are way better mthods of catching the spam.
like locales_ok.

best regards/Mit freundlichen Gr=FC=DFen
Arvid Ephraim Picciani