Tools used for assisting in determining why messages may be flagged as spam

• Microsoft Header Analyzer
  • In addition to the URL above, the MHA is also available in Outlook:
    • Outlook:
      
       
    • Outlook Web Access
      
       
• Postmark Content Analyzer
  _{(provides an idea of a default SpamAssasin installation's view of raw email content (must include headers and raw Email content including HTML for effective analysis)}