Obtaining an email header is useful when troubleshooting mail delivery failure issues.
Here is how to find email headers in some of the most popular email clients:
1. OUTLOOK (WINDOWS)
Double-click the message so it opens in its own window >> Go to File->Properties >> Headers are displayed in properties box near the bottom
2. GMAIL
From the message, go to the upper right-hand side >> Click the 3 dots >> Select Show Original
3. HORDE
Highlight email message >> Mid Screen Click + symbol >> View Source
4. ROUNDCUBE
Highlight email message >> Click the 3 dots with "More" underneath>> Click Show Source
7. YAHOO!
From email message >> Top center next to "Spam", Click 3 dots >> Click View Raw Message
8. OUTLOOK.LIVE.COM/HOTMAIL
Click Message >> In message screen go to top right-hand side >> Click the dropdown >> Select View message source
