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Domain Health Report

Lighthouse for infrastructure. Comprehensive scoring across DNS, TLS, security headers, third-party risk, reachability, and routing.

Enter a domain to get a full health report with letter grades for each category and actionable recommendations.

Press Enter to scan · / to focus

Overall Health Score

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What This Report Checks

DNS Health — Record resolution, DNSSEC, SPF, DKIM, DMARC email authentication
TLS Health — Certificate validity, expiry, protocol version, Certificate Transparency
Security Headers — HSTS, CSP, X-Frame-Options, X-Content-Type-Options, Referrer-Policy, Permissions-Policy
Third-Party Risk — External service count, privacy risk, cross-site tracking, consent compliance
Reachability — HTTP status, response time, HTTPS redirect, redirect chains
Routing — RPKI validation, BGP route visibility

Frequently Asked Questions

How is the overall grade calculated?

Each category is scored independently, then combined with weights: DNS (25%), TLS (25%), Headers (20%), Third-Party Risk (15%), Reachability (10%), Routing (5%).

Can I embed the grade badge?

Yes. After scanning, click "Get badge" for Markdown and HTML snippets you can embed in READMEs or dashboards.

Related Tools

DNS Lookup — detailed DNS record inspection.
TLS Inspector — full certificate chain analysis.
Security Headers — in-depth header audit.
Third-Party Inspector — comprehensive tracker analysis.

Status · Latency · DNS · TLS · Headers · Inspect · Report · Health Check · Domain · Probe · BGP · Traceroute

Data sourced directly from official endpoints and public infrastructure. All trademarks belong to their respective owners.