How do I display and send the full headers of an email message?

Introduction

Email headers are useful in scenarios where the detailed technical records of an email are needed. This can be useful information in the event that you believe you have received a phishing email. If you believe you have received a phishing email, the full header information can be added in an email to userhelp@uwyo.edu
 

Users must open Outlook (Classic) from their start menu to see the appropriate menus and options.  

Opening Outlook (Classic) 
In order to see the correct menus, begin by closing out of your current outlook session, then launching Outlook (Classic) from the start menu. 

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**Be aware that simply toggling the radio button from New Outlook from the new version of outlook back to the old version will NOT provide you with the menu options below.  

Procedure

1. Follow the appropriate instructions below to first display the message headers.

  • Outlook (Classic): Double-click the message to open it in a new window. Select the File tab, and then click Properties. The data is next to Internet headers.Screenshot of a software interface showing a menu bar with "File" highlighted, along with "Message," "Help," and "Acrobat" options, and a toolbar with various action icons.

Email options interface displaying features like encryption, folder movement, delivery reports, recalls, and properties, with "Properties" highlighted in orange.Screenshot of email properties window showing settings related to email security, tracking, and delivery options, with highlighted internet headers.

  • New Outlook & Outlook Web App (OWA): Double-click the message to open it. Click the options icon (three dots near the top right), click View and then click View Message Details.

Email interface showing reply options and date, with icons for replying, forwarding, and additional options.

Dropdown menu with options including "Report," "Block," and "View," highlighted in orange.Two icons: one for opening a new window and another for viewing message details.

  • Outlook for MacOS: In your Inbox (or other folder), right-click or control-click the message, and then select View Source.Vertical menu options on a dark background, with "View Source" highlighted in red.
  • Thunderbird (Windows, MacOS): Click the options icon (three dots near the top right), select View Source.A section of an email interface showing buttons labeled "Reply," "Forward," "Archive," "Spam," "Delete," and a highlighted "More" button in orange.

A dropdown menu on a light blue computer screen, showing options like "Redirect" and "View Source," with "View Source" highlighted in a red box.

  • Mail (MacOS): With the message selected, from the View menu, select Message, and then select either All Headers or Long Headers.

A dark-themed computer interface with a message menu, featuring options including "Message," "Hide Related Messages," "All Headers" highlighted in red, and "Raw Source."

 

2. Copy and paste that information into the email message you wish to send.

Note: to report an email breach, abuse, phishing attack, or spam, send email to userhelp@uwyo.edu.

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