If you're having trouble with emails not reaching people, or you want to make sure your messages aren't going to the spam folder, there's a free tool you can use called Mail Tester.
It will check your email and tell you if there are any problems with how it’s being sent.
✅ Steps to Use Mail-Tester
1) Visit the Site
- Go to: https://www.mail-tester.com
2) Copy the Temporary Test Email Address
- You will see a unique email address on the homepage (e.g., test-abcde@mail-tester.com).
3) Send Your Message
- From the email address or system you're testing (e.g., your WHMCS email template or cPanel/SMTP server), send the message to the test address shown.
4) Click “Then check your score”
- After a few seconds, you'll see a detailed report.
📋 What You'll See
After a few seconds, Mail Tester will give you a report. It will show:
- Whether your email looks safe or spammy
- Whether your domain is set up correctly
- If you're missing anything that email providers look for (like Google, Yahoo, Outlook)
- Whether your message will likely get blocked or go to junk mail
🧪 What You'll Learn in the Report
- SpamAssassin Score – Measures how spammy your message looks to mail servers.
- SPF, DKIM, and DMARC Status – Shows whether your domain is properly authenticated.
- Blacklist Check – Verifies whether your sending IP is on any major spam blacklists.
- HTML and Text Content – Alerts you to formatting issues or missing plain-text versions.
- Broken Links, Image Issues, and More
🔁 Use Cases
This tool is especially helpful when:
- Setting up or modifying a mail server
- Troubleshooting delivery failures
- Testing new email templates or autoresponders
- Verifying that list messages (e.g., Mailman or bulk mail) are properly authenticated
Let us know if you need help interpreting the test results. We're happy to assist!