Email Header Analyzer

Analyze email headers to check authentication, routing, and security information.

How to find email headers

Gmail:

  1. Open the email
  2. Click the three dots menu
  3. Select "Show original"
  4. Copy the headers

Outlook:

  1. Open the email
  2. Click File > Properties
  3. Copy the text from "Internet headers"

Apple Mail:

  1. Open the email
  2. Click View > Message > All Headers
  3. Copy the headers