The problem is, SA can only assess the spammyness of an email AFTER the headers have been received (i.e. From, To, etc) by which point it would be impossible to return a true 550 error.
Daz > -----Original Message----- > From: Krammer Clemens [mailto:[EMAIL PROTECTED] On Behalf > Of Krammer Clemens > Sent: 29 March 2004 15:23 > To: Jamie L. Penman-Smithson > Cc: [EMAIL PROTECTED] > Subject: Re: [EMAIL PROTECTED]: bounce "No such user" > > > On Mon, Mar 29, 2004 at 03:09:58PM +0100, Jamie L. > Penman-Smithson wrote: > > On Mon, 2004-03-29 at 14:53, Krammer Clemens wrote: > > > wouldn't it be good to bounce some spam with a "550 No > such user" error > > > to be removed from spamlists? I'm getting probe mails > from hotmail.com > > > and msn.com and I want to try it out. > > > > > > Also it came to my mind that the could probe through a delivery > > > notification? And there are probably more "valid address > probe" methods > > > they use... > > > > I assume you mean spam to non-existent local addresses? > > No, I mean spam to existing local addresses, but I want to simulate to > the probe mail that the user is invalid. I don't care about the error > message, could also be no such domain etc.. > > The thing is I believe in this probe emails. They have no subject (or > just "hi") and an empty body. I attached some examples. > > Take Care, > Clemens > > > >
