Email Security Test

Free online tool to test email server security
  • Email Server Security
  • Email Server Encryption
  • DNS Misconfigurations
  • Phishing Campaigns
  • Compromised Credentials
  • Blacklists & Spam Reports
2,831,476email security tests performed

Email Security Test and Premium API

API Documentation

Full API Documentation

Free API

ImmuniWeb Community Edition provides a free use of the Email Security Test API's basic functionality with 4 free tests per day.

Premium API

Public schools, local governments and non-for-profit organizations may request a free access to the premium API.

ImmuniWeb Community Edition provides a premium API to run any number of daily tests for a monthly fee described below:

Package TypeTests per dayMonthly subscription
Premium 1010$299
Premium 5050$1495
Premium 100100$2990
Premium 250250$7995
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The number of API requests will be available via web interface under your account
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The number of API requests will be shared among all users with the same domain name as your account
Total: $299
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