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Tutorial MXToolbox SMTP Failures (false positives)

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Apr 27, 2015
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MXToolbox SMTP Failures (false positives) - Understanding false positives on MXToolBox SMTP tests.

Overview
MXToolBox is a third-party service that provides many basic SMTP server tests. The test results sometimes include misleading results for cPanel & WHM servers.

Test Results
The SMTP email server test may return errors on the SMTP Banner Check, SMTP TLS, and SMTP Transaction Time checks. Here's a look at some typical results when using the MXToolBox SMTP Test Email Server function on a server using cPanel & WHM:

Timeout waiting for...
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