Este es el mensaje que me devulve:
[email protected] on 10/29/2003 4:18 PM
The recipient name is not recognized
The MTS-ID of the original message is: c=ES;a= ;p=xxxxxxx;l=MAIL-031029151825Z-6473
MSEXCH:IMS:xxxxxxxx:MAIL 3550 (000B09AA) 550 You don't have reverse dns name