[SpamCop-List] Re: Spamcop Bug: No text in spam

[Canopus]

smogmonster wrote:

> "Canopus" <TMHRVMFWREVN at spammotel.com> wrote in 
> news:xn0dg5mgr41a5u000 at news.spamcop.net:
> 
> > Not even a complete header.  Now why would a spammer do this?  No To
> > line, no Subject line, no body...just a bit of e-litter!
> 
> To confirm a live address. If that email bounces back, the spammer
> washes the email address to which it was sent (which is displayed in
> the bounce) off their list. If not, it's confirmed as a real email
> address. It's sort of like a dictionary attack on a MX, if just a bit
> longer of a process, but it's not as easy to report it as abuse -
> note that SpamCop tosses it out, for one example.
> 
> - smogmonster

It can't be that as the return address is false too, I even had
MailWasher attempt to bounce it from local and remote server, but, it
failed (not surprisingly).

Rob