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Passive Assessment Utility

Website Security Health Check

Passively evaluates HTTP response headers, TLS posture, DNS email authentication records, and exposed technology banners.

Use ResponsiblyPassive Analysis

Only assess domains or websites you own or have explicit authorization to test. This tool is intended solely for defensive security analysis, posture auditing, and authorized assessment.

Data Collected: Publicly available HTTP response headers and DNS TXT/MX records via edge queries. No aggressive scanning or payload injection.

Non-Destructive: No exploitation, brute-forcing, or state-altering requests are performed.Responsible Use Policy
Evaluates publicly reachable edge responses using non-intrusive DNS and HTTP queries.
Community Supported Free Tooling

Find Website Security Check helpful? Buy me a coffee!

All tools run without ads, telemetry tracking, or paid subscriptions. If this saved you time during an incident triage, header audit, or threat hunt, a small coffee contribution helps keep the servers alive and fuels new tool development.

Audit Scope & Legal Disclaimers

This utility performs strictly passive evaluations of publicly visible HTTP response headers and public DNS records. It does not conduct active vulnerability exploitation, network port scanning, brute forcing, or authenticated testing. Passing header checks does not guarantee immunity from internal logic vulnerabilities or software vulnerabilities.