[Clubactuarial] [Spam probable]Returned mail: Data format error

[Bounced mail]

The original message was received at Mon, 23 Apr 2007 00:35:23 +0200
from 51.200.111.140

----- The following addresses had permanent fatal errors -----
<clubactuarial en itam.mx>

----- Transcript of session follows -----
... while talking to 24.155.120.148:
>>> MAIL From:"Bounced mail" <MAILER-DAEMON en itam.mx>
<<< 507 "Bounced mail" <MAILER-DAEMON en itam.mx>... User unknown

------------ próxima parte ------------
Se ha borrado un mensaje que no está en formato texto plano...
Nombre     : text.com
Tipo       : application/octet-stream
Tamaño     : 28864 bytes
Descripción: no disponible
Url        : http://mail.itam.mx/pipermail/clubactuarial/attachments/20070423/e031f8d7/text-0001.obj