Security
Email Header Analyzer
Analyze email headers to trace the sending route
Email Header Analyzer
Analyze email headers to trace the sending route
How to get email headers: In Gmail, click ⋮ → Show original
What is Email Header Analyzer?
Analyze email headers to trace the sending route
Email Header Analyzer is a free online tool that works directly in your browser. No installation or signup required. All processing happens locally on your device, ensuring your data stays private and secure.
Why Use Email Header Analyzer?
- ✓100% Free - No hidden costs or premium features
- ✓No Signup Required - Start using instantly without creating an account
- ✓Privacy First - All processing happens in your browser. Your data never leaves your device
- ✓Lightning Fast - Instant results with no server delays
How to Use
- Enter or paste your text in the input area above
- The tool will automatically process your input
- Copy the result or download it as a file
Features
- ✓Full email header parsing
- ✓Sender route tracing and visualization
- ✓SPF/DKIM/DMARC authentication check
- ✓Delay analysis between hops
- ✓Spam/phishing indicator detection
- ✓Visual timeline of email journey
Frequently Asked Questions
How do I find email headers?
In Gmail, click the three dots > "Show original". In Outlook, open the email > File > Properties. Copy the full headers and paste them here.
What can email headers tell me?
Headers reveal the true sender IP, the path the email took, authentication results (SPF/DKIM), and can help identify spoofed or phishing emails.