Email headers contain tracking information for an individual email, detailing the path a message took as it went through various mail servers. The headers contain time-stamps, IP addresses and sender/recipient information. Providing this information to Technology Help staff will help them troubleshoot and resolve issues with emails.
Viewing Email Headers
Sign into your email in a web browser.
Open the email you want to check the headers for.
Next to Reply , click More, the three vertical stacking dots .
Click Show original. A page with the email headers will open in a new tab or window.