More than likely they're just forging the From: header in the email.
Spammers do that. A lot. It's easy.
-Alan
On Wed, 2005-09-14 at 13:39, kevin.kempter@xxxxxxxxxxxxxxxxx wrote:
> Returned mail: User unknown
> Hi List;
>
> I keep getting emails similar to the text below. I/We own the domain
> dataintellect.com and we have email addresses setup however I always see a
> bogus dataintellect.com email address as the sender.
>
> -or is this simply a random spam email?
>
> Thanks in advance for any advice...
>
>
> =========================================
>
>
> From:
> Mail Delivery Subsystem <MAILER-DAEMON@xxxxxxx>
> To:
> carina_x@xxxxxxxxxxxxxxxxx
> Date:
> Today 13:31:26
>
> Spam Status: Spamassassin 0% probability of being spam.
>
> Full report:
> No, score=0.0 required=5.0 tests=AWL,BAYES_50 autolearn=no version=3.0.4
> The original message was received at Wed, 14 Sep 2005 15:31:23 -0400 (EDT)
> from client-201.230.112.161.speedy.net.pe [201.230.112.161]
>
>
> *** ATTENTION ***
>
> Your e-mail is being returned to you because there was a problem with its
> delivery. The address which was undeliverable is listed in the section
> labeled: "----- The following addresses had permanent fatal errors -----".
>
> The reason your mail is being returned to you is listed in the section
> labeled: "----- Transcript of Session Follows -----".
>
> The line beginning with "<<<" describes the specific reason your e-mail could
> not be delivered. The next line contains a second error message which is a
> general translation for other e-mail servers.
>
> Please direct further questions regarding this message to your e-mail
> administrator.
>
> --AOL Postmaster
>
>
>
> ----- The following addresses had permanent fatal errors -----
> <acardi@xxxxxx>
> <adorablealicia@xxxxxx>
> <aclaudet@xxxxxx>
> <acarter5@xxxxxx>
> <acrader@xxxxxx>
>
> ----- Transcript of session follows -----
> ... while talking to air-yg01.mail.aol.com.:
> >>> RCPT To:<acrader@xxxxxx>
> <<< 550 MAILBOX NOT FOUND
> 550 <acrader@xxxxxx>... User unknown
> >>> RCPT To:<acarter5@xxxxxx>
> <<< 550 MAILBOX NOT FOUND
> 550 <acarter5@xxxxxx>... User unknown
> >>> RCPT To:<aclaudet@xxxxxx>
> <<< 550 MAILBOX NOT FOUND
> 550 <aclaudet@xxxxxx>... User unknown
> >>> RCPT To:<adorablealicia@xxxxxx>
> <<< 550 MAILBOX NOT FOUND
> 550 <adorablealicia@xxxxxx>... User unknown
> >>> RCPT To:<acardi@xxxxxx>
> <<< 550 MAILBOX NOT FOUND
> 550 <acardi@xxxxxx>... User unknown
> unnamed
>
> Received: from client-201.230.112.161.speedy.net.pe
> (client-201.230.112.161.speedy.net.pe [201.230.112.161]) by
> rly-yg02.mx.aol.com (v107.10) with ESMTP id MAILRELAYINYG23-26f43287a8232f;
> Wed, 14 Sep 2005 15:31:21 -0400
> Received: from mail.strawberrysampler.com ([64.118.71.80]) by 201.230.112.161
> with ESMTP id 4868741;
> Wed, 14 Sep 2005 19:21:59 -0100
> Received: (qmail 73986 invoked by uid 5164); Date: Wed, 14 Sep 2005 19:21:59
> -0100
> Date: Wed, 14 Sep 2005 19:21:59 -0100
> Message-ID: <20050914.68664.carina_x@xxxxxxxxxxxxxxxxx>
> From: "Men of Focus" <carina_x@xxxxxxxxxxxxxxxxx>
> Sender: carina_x@xxxxxxxxxxxxxxxxx
> To: acardi@xxxxxx, adorablealicia@xxxxxx, aclaudet@xxxxxx, acarter5@xxxxxx,
> acrader@xxxxxx
> X-Responder-ID: 14
> Subject: Living without concerns!
> Content-Type: text/html; charset="UTF-8"
> X-AOL-IP: 201.230.112.161
> X-AOL-SCOLL-SCORE: 1:2:306687321:10737418
> X-AOL-SCOLL-URL_COUNT: 3
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