test any mail server via an SMTP command line; For a detailed explanation of the tool have a look into the wiki.

Supports SSL connection to SMTP server in STARTSSL mode only. Does not support connecting to SMTP/SSL, SMTP over SSL, or SMTPS server on default port 465. Runs on Windows.

SMTP Test Tool. Test your connection to Sendgrid, Mailgun, Amazon SES, or any SMTP server. See the exact SMTP "conversation" to help you troubleshoot email issues. FAQ. Need a different SMTP service? Here's my technical review of popular SMTP services.

2025年2月1日 · Designed with both end-users and network professionals in mind, SMTP Test Tool can send both authenticated and non-authenticated messages, allowing you to watch the transaction in real-time and capture any potential errors or transaction failures.

2022年4月2日 · Ensure flawless email communication with the SMTP Debug Tool, a completely free and secure way to diagnose SMTP connection issues. This tool connects to your SMTP server, initiates a test session, and provides a detailed log of the interaction between servers.

Test your connection to SMTPServer. Sendgrid, Maligun, Amazon SES, or any SMTP server. See the exact SMTP "conversation" to help you troubleshoot email issues. More

2024年12月21日 · What are the SMTP test tools? An SMTP test tool can identify SMTP server issues and troubleshoot them to keep your email secure and safe. For this, the tool sends the SMTP server a message, and then it displays and records the trials and results in a log.

Mailpit is a free, open source SMTP testing tool build with Go and Vue. It provides a modern web UI for viewing & testing emails, and includes a REST API for integration testing.

Supports SSL connection to SMTP server. Runs on Windows.

2024年8月1日 · Here, you will find some of the best SMTP tools for diagnosing and maintaining security properly. DNS and MX Record Checks: Ensure the domain’s DNS records are correctly set up, including MX records for mail routing. SPF, DKIM, and DMARC Checks: Verify the presence and configuration of these email authentication protocols to prevent spoofing.