[cobalt-security] Lotsa bounced mail, but no open relays?

["William P. N. Smith" <wpns@xxxxxxxxxxxxxxx>]

I just got 16 bounced Emails from my mail daemon that look like the stuff
below, but as near as I can tell I don't have any open relays, and I've
jsut checked my "Relay email from these hosts/domains" window and it still
looks the same.  Any idea why my system tried to send them, where they
originated from , and what if anything I can do about it?

Thanks!



Subject: 
        Postmaster notify: User unknown
   Date: 
        Sun, 22 Apr 2001 16:32:43 -0400
   From: 
        Mail Delivery Subsystem <MAILER-DAEMON@xxxxxxxxxxxxxxx>
     To: 
        postmaster@xxxxxxxxxxxxxxx

The original message was received at Sun, 22 Apr 2001 16:32:41 -0400
from localhost

   ----- The following addresses had permanent fatal errors -----
<cc1aa84@xxxxxxxxxxxxx>

   ----- Transcript of session follows -----
... while talking to mail.mailbr.com.br.:
>>> RCPT To:<cc1aa84@xxxxxxxxxxxxx>
<<< 550 Command RCPT User not OK
550 <cc1aa84@xxxxxxxxxxxxx>... User unknown

Reporting-MTA: dns; compusmiths.com
Arrival-Date: Sun, 22 Apr 2001 16:32:41 -0400

Final-Recipient: RFC822; cc1aa84@xxxxxxxxxxxxx
Action: failed
Status: 5.1.1
Remote-MTA: DNS; mail.mailbr.com.br
Diagnostic-Code: SMTP; 550 Command RCPT User not OK
Last-Attempt-Date: Sun, 22 Apr 2001 16:32:43 -0400

 Subject: 
        Returned mail: User unknown
   Date: 
        Sun, 22 Apr 2001 16:32:41 -0400
   From: 
        Mail Delivery Subsystem <MAILER-DAEMON>
     To: 
        <cc1aa84@xxxxxxxxxxxxx>

The original message was received at Sun, 22 Apr 2001 15:25:19 -0400
from dialup-63.208.31.128.Tampa1.Level3.net [63.208.31.128]

   ----- The following addresses had permanent fatal errors -----
<mattdylan@xxxxxxxxxxxxxx>

   ----- Transcript of session follows -----
... while talking to mta.excite.com.:
>>> RCPT To:<mattdylan@xxxxxxxxxxxxxx>
<<< 550 Invalid recipient: <mattdylan@xxxxxxxxxxxxxx>
550 <mattdylan@xxxxxxxxxxxxxx>... User unknown

Reporting-MTA: dns; compusmiths.com
Arrival-Date: Sun, 22 Apr 2001 15:25:19 -0400

Final-Recipient: RFC822; mattdylan@xxxxxxxxxxxxxx
Action: failed
Status: 2.0.0
Remote-MTA: DNS; mta.excite.com
Diagnostic-Code: SMTP; 250 Message received:
20010422202926.DJAL9938.boomer.excite.com@xxxxxxxxxxxxxxx
Last-Attempt-Date: Sun, 22 Apr 2001 16:32:38 -0400


 Subject: 
        Work at Home & Make Great Money! 6845
   Date: 
        Sun, 22 Apr 2001 15:26:15 -0500
   From: 
        cc1aa84@xxxxxxxxxxxxx
     To: 
        <Undisclosed.Recipients>


[spam]

-- 
William Smith    wpns@xxxxxxxxxxxxxxx    N1JBJ@xxxxxxxxx
ComputerSmiths Consulting, Inc.    www.compusmiths.com