Email Header Analysis
Review routing and authentication indicators in message headers without unnecessarily sharing personal addresses or message content.
How to Find Email Headers?
Gmail
Open the email → "⋮" in the top right → "Show original" → Copy the entire text
Outlook
Open Email → File → Properties → "Web headers" box
AppleMail
Select email → View → Message → All Headers
Thunderbird
Open the email → View → Headers → All
Questions and limits
Does this page guarantee security?
No. Guidance and tool results are limited to their stated scope. Verify impact in your own environment.

