CSP Checker
Validate your CSP in one scan - catches the mistakes linters miss.
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WebShield Audit
Focused security checkers
8 single-purpose tools that run the same probes as the main WebShield scanner, zoomed in on one protocol each. No signup, no tracking, paste-ready fixes.
HSTS Preload Checker
Test HSTS before you preload - because you only get to do it wrong once.
Open toolCookie Security Checker
Audit every Set-Cookie on the page - the flags that matter, in one scan.
Open toolMTA-STS Checker
Check your SMTP TLS policy the way receiving MTAs do.
Open toolTLS-RPT Checker
See the TLS failures your mail server never tells you about.
Open toolBIMI Checker
Verify your brand logo will render in conformant inbox providers.
Open toolsecurity.txt Checker
Make it obvious how to report vulnerabilities - the RFC 9116 way.
Open toolDNSSEC Checker
Follow the chain of trust from the root down to your zone.
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