The section of an email that contains the sender's name, date the message was sent, recipients' names, title, routing details, message priority, and other information. Most email programs only display some headers — typically, the date, message title, and sender and recipients' names. You have to click a button or choose View Full Headers to see more details. When reporting a spam to [email protected]
, please include the full headers. Some spammers alter headers to hide their tracks.