SpamAssassin by SpamAssassin
Price: Free

SpamAssassin is an open-source anti-spam platform which gives system administrators a filter to classify email and block spam by using a robust scoring framework and plug-ins to integrate a wide range of advanced statistical analysis tests on email headers and body text including text anlaysis, Bayesian filtering, DNS blocklists, and collaborative filtering databases.

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What are the key features of Mail Tester and how is it different from its competitors? allows you to verify if an e-mail address is valid or not.This can help you keep your contacts database up to date.MailTester performs a series of tests (DNS lookups, SMTP checks) on an e-mail address to determine

Email Spam Testing Tools Mail Tester
What is a spam score and how to keep it low?

The Spam Score is a number assigned to each email by applying a set of rules and it is filtered by the spam firewall. The score is established based on a number of spam filtering tests performed on each email. The higher the Spam

Email Spam Testing Tools
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  • SpamAssassin


  • Free

Technical Features

SPF Check

DKIM Check

Sender ID Check

SpamAssassin Check

HTML Code Check



Phone Support

Email Support

Priority Issue Resolution



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