6 alternatives
Website Security Scanners

Best ImmuniWeb Alternatives
ImmuniWeb offers free and paid website security tests for SSL, headers, and compliance.
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Newer alternatives on PostYourStartup
1
WebAudit
Instant security audit for headers, TLS, DNS, and cookies
Popular ImmuniWeb alternatives in the Website Security Scanners space

Mozilla Observatory
Visit Mozilla Observatory scans websites for HTTP security headers and configuration.

SecurityHeaders
Visit SecurityHeaders.com analyzes HTTP response headers and grades site security posture.


