Displaying Full Headers

If you don't see your email client listed below, please contact the IT Service Centre Help Desk and let them know the email client (and the version) you are using.

UBC Faculty & Staff Email Webmail (M365 Outlook Online)

  • Click on the message to view it in the preview pane
  • On the right side of the preview pane, click on the ellipsis (...) menu
  • Highlight 'View' and select 'View message details'
  • A new window will appear with the message header content illustration screenshot
  • Copy and paste the contents from the "Message details" window into the email you are forwarding to IT Security

Outlook 2021 (for Mac)

  • Open your Outlook 2021
  • In the list of messages right-click on the message you need to analyze and choose 'View Source'
  • The top part of the message is your heading
  • Copy and paste the contents from the "Internet Headers" window into the email you are forwarding to IT Security

Outlook 2021

  • Double-click the message to open it in a new window
  • From the File menu, select "Properties"
  • Copy and paste the contents from the "Internet Headers" window into the email you are forwarding to IT Security

Mac Mail

  • Select the message you would like to view headers for
  • Click on "View"
  • Click on "Message" and select "Long Headers"
    • Depending on the version of Mac Mail, this may appear as "All Headers" instead of "Long Headers"

Mozilla Thunderbird

  • Open the message
  • From the "View" menu, select "Message Source"
  • Copy and paste the contents into the email you are forwarding to IT Security

Page last updated on April 4, 2025


UBC Crest The official logo of the University of British Columbia. Urgent Message An exclamation mark in a speech bubble. Bluesky The logo for the Bluesky social media service. Bookmark A bookmark in a book. Browser A web browser window. Caret An arrowhead indicating direction. Arrow An arrow indicating direction. Arrow in Circle An arrow indicating direction. Arrow in Circle An arrow indicating direction. Time A clock. Chats Two speech clouds. E-commerce Cart A shopping cart. Facebook The logo for the Facebook social media service. Help A question mark in a circle. Home A house in silhouette. Information The letter 'i' in a circle. Instagram The logo for the Instagram social media service. Linkedin The logo for the LinkedIn social media service. Location Pin A map location pin. Mail An envelope. Menu Three horizontal lines indicating a menu. Minus A minus sign. Pencil A pencil indicating that this is editable. Telephone An antique telephone. Play A media play button. Plus A plus symbol indicating more or the ability to add. Search A magnifying glass. Settings A single gear. Arrow indicating share action A directional arrow. Speech Bubble A speech bubble. Star An outline of a star. Twitter / X The logo for the X (aka, Twitter) social media service. User A silhouette of a person. Vimeo The logo for the Vimeo video sharing service. Youtube The logo for the YouTube video sharing service.