Email Header Analyzer

How to Use

1. Open your email client (Gmail, Outlook, etc.)

2. View the original email headers

3. Copy the headers and paste them into the input area

4. Click "Analyze Headers" to see the analysis

Viewing Headers in Popular Email Clients

• Gmail: Open email → Click "More" → "Show original"
• Outlook: Open email → File → Properties → View headers
• Apple Mail: View → Message → All Headers
• Thunderbird: View → Headers → All

Understanding the Results

• Security Score: Overall email security rating (0-100)
• Authentication: SPF, DKIM, DMARC verification status
• Email Path: Trace of servers the email passed through
• MIME Structure: Email content and attachment organization
• Security: Spoofing and phishing detection

Authentication Explained

• SPF (Sender Policy Framework): Verifies sender is authorized to send from domain
• DKIM (DomainKeys Identified Mail): Cryptographic signature verification
• DMARC: Policy for handling failed SPF/DKIM