Understanding MX, DNS, and mail routing in plain language
Learn how MX records, DNS, and mail routing work — and how to test your setup instantly with SendTestMail.com to confirm emails reach your inbox.
Oct 23, 2025
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How to test wildcard email configurations
Learn how to verify your wildcard or catch-all email setup with SendTestMail.com — confirm that every address under your domain receives mail correctly.
Oct 23, 2025
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Why SendTestMail.com doesn’t store or log your data
Learn how SendTestMail.com verifies inbox delivery without saving emails or IPs - no logging, tracking, or data harvesting.
Oct 23, 2025
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How to check if incoming emails go to spam
Learn how to find, fix, and prevent legitimate emails from landing in your spam folder. Run a free test email to check inbox delivery.
Oct 23, 2025
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Why you’re not receiving emails (and how to fix it)
Learn why emails fail to reach your inbox and how to fix delivery issues fast. Run a free test email to confirm your inbox works.
Oct 23, 2025
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How to test if you can receive emails quickly and for free
Use SendTestMail.com to instantly verify if your inbox can receive emails. Free, fast, and private email receive test with real delivery proof.
Oct 23, 2025
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