Still, peeking at the source of an email is sometimes useful. You can find out about the path it took, and thus you can trace spammers to complain about them. In FastMail, getting down to the source of any message is easy.
View the Raw Source of an Email in FastMail
To see the complete source of a message in FastMail:
- Open the message in FastMail.
- Click More.
- Select Show Raw Message from the menu that appears.
To go return, close the source view browser window.
(Updated March 2013)