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SMTP Tester

Test SMTP server configuration and email delivery.

Click a provider to auto-fill common settings

Email Server Settings

Your email server address (like smtp.gmail.com)
Usually 587 for TLS or 465 for SSL
Your login email
Your email password or app password

Email Test Details

Where to send the test email

How to Use

Important Tips
  • Double-check your email server settings
  • Gmail users: Enable 2FA and use app passwords
  • Check firewall if connection fails
  • Some email providers need special settings
  • Always test connection before sending emails
Test your SMTP server configuration to ensure proper email delivery. This tool helps you verify SMTP settings, authentication, and troubleshoot email server issues for reliable email communication.