SMTP Tester

Outlook/Hotmail SMTP Testing

Outlook/Hotmail SMTP Testing Tool

Test your Outlook/Hotmail SMTP server configuration. Validate Microsoft email service connectivity and troubleshoot Outlook SMTP authentication issues.

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Outlook/Hotmail SMTP Configuration

SMTP Server:smtp-mail.outlook.com
Port:587
Security:STARTTLS
Authentication:Required

Testing Features

  • Microsoft 365 compatibility
  • Modern authentication support
  • Outlook-specific diagnostics
  • Enterprise email testing

Common Outlook/Hotmail SMTP Issues & Solutions

  • 1
    Use your full email address as username
  • 2
    Enable SMTP authentication in Outlook settings
  • 3
    Check server: smtp-mail.outlook.com:587
  • 4
    Ensure STARTTLS is configured properly

Ready to Test Your Outlook/Hotmail SMTP Configuration?

Use our professional SMTP testing tool to validate your Outlook/Hotmail email server configuration, troubleshoot issues, and ensure reliable email delivery.

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