Free SMTP Test Tool

SMTP Test Tool Configuration

SMTP Host SMTP Port Encryption TLS SSL None SMTP Username (Email) SMTP Password Sender Name Test Recipient Email

Enable SMTP Debug Mode

Send Test Email

About This SMTP Test Tool

This online SMTP test tool helps you verify the configuration and connectivity of your mail server. Whether you’re setting up a new email campaign, testing contact forms, or debugging a delivery issue — this free tool makes it easy and fast.

How to Use

1. Enter your SMTP host, port, and email credentials.
2. Select encryption type (SSL/TLS/None).
3. Click “Send Test Email”.
4. View your connection result below.