Email Header Examinator - Examine email headers for vital information


Description:
Email Header Analyzer reviews raw email headers and helps you identify important delivery and authentication details. It highlights checks such as SPF, DKIM, and DMARC so you can better understand whether an email appears properly authenticated or may need further investigation.




How to use:
1. Open the suspicious or relevant email in your email client. Locate the "Show Original," "View Source," or "Show Headers" option (varies by email provider). Copy all the raw header text. Paste the entire copied header into the "Email Header"
2. Click the "Analyze Email Header" button.

Review the Results

• Check the analysis output for the results and breakdown.
• Results summary will display key statuses:
  • SPF: Was the sender's mail server authorized?
  • DKIM: Was the message digitally signed and unchanged?
  • DMARC: Did all security checks align for maximum safety?
• Any failures or irregularities indicate the email could be spoofed, phishing, or spam.

Tip: If you are unsure about the outcome, contact your IT/security team for further help.

Potential Uses for System Performance Optimiser Tool:

• Phishing and Spam Detection
  • Identify emails that may be spoofed or designed to steal sensitive information.
  • Block suspicious senders before they reach end users.
  
  
• Cybersecurity Incident Response
  • Investigate suspicious emails as part of breach or security event analysis.
  • Track sources of fraudulent or malicious emails.
  
  
• Email Server Configuration Testing
  • Verify that outgoing corporate emails have proper SPF, DKIM, and DMARC authentication.
  • Check if changes to mail server setup are reflected correctly in headers.
  
  
• User Education & Training
  • Help educate staff and end users about legitimate vs. suspicious email characteristics.
  • Provide concrete examples during security awareness training.
  
  
• Compliance Auditing
  • Verify that email security standards (e.g., for GDPR, HIPAA) are being met in communications.
  
  
• Technical Support & Troubleshooting
  • Assist IT support in identifying configuration errors or the root cause of email delivery issues.
  • Diagnose broken authentication for internal or partner-sent messages.