When you receive an e-mail message in Outlook 2003, it normally displays the e-mail’s sender, recipient, date and time of message sent, subject, etc. But e-mail addresses can be forged. Therefore to view the e-mail’s routing information to helpdetermine which computer or network actually has sent the message, do the following:
Right click on a suspect message.
Choose ‘Options’ from the pop-up menu.
Look for the section ‘Internet headers’.
Depending on the e-mail, you will seemore detailed routing information such as when and where the e-mail was received on each network, SMTP messageIDs, MIME type information and more.