Harden TLS encryption, HSTS preload compliance, and transport security — Inspects TLS/SSL protocol enforcement, HSTS max-age duration, browser preload eligibility, and insecure plain HTTP downgrade risks.
TLS enforcement audit — verifies automatic HTTP to HTTPS redirects across all pages.
HSTS preload qualification — checks for 1-year max-age (31,536,000s) and includeSubDomains directives.
Transport header hygiene — identifies weak or missing transport layer security configurations.
SSL/TLS Certificate & Protocol Security Auditor automatically crawls your website using a real headless browser to inspect: TLS enforcement audit — verifies automatic HTTP to HTTPS redirects across all pages. HSTS preload qualification — checks for 1-year max-age (31,536,000s) and includeSubDomains directives. Transport header hygiene — identifies weak or missing transport layer security configurations.
Engineering leads, DevOps teams, SEO specialists, and product managers who need deterministic, evidence-backed inspection reports without generic AI hallucinations.
Our engine launches an isolated browser session, captures exact network requests, response headers, DOM snapshots, and console errors, and maps observable findings to actionable remediation steps.
The free tier audits up to 5 pages instantly (5 free scans/day). Comprehensive full-site reports with deep evidence citations are available for $3.99 per audit.
Eliminate browser insecure content warnings and blocked scripts
Restrict authorized Certificate Authorities and audit DNSSEC cryptographic signing
Prevent email downgrade attacks and enforce TLS encryption on inbound mail