Pricing

from $2.00 / 1,000 results

Security Headers Checker API - HTTP Security Scanner

Security Headers Checker API for bulk HTTP security scans. Audit HSTS, CSP, X-Frame-Options, referrer and permissions policies, missing headers, website hardening gaps, and compliance posture. Returns grades, findings, and header evidence for security audits.

Pricing

from $2.00 / 1,000 results

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Developer

Ava Torres

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Monthly active users

17 days ago

Last modified

Security Headers Checker - Website Security Audit | $0.002/result

Scan any website for HTTP security headers in bulk. Get a security grade from A+ to F with detailed analysis of 12 critical headers.

What it checks

Strict-Transport-Security (HSTS) - Enforces HTTPS connections
Content-Security-Policy (CSP) - Controls resource loading, mitigates XSS
X-Frame-Options - Prevents clickjacking
X-Content-Type-Options - Prevents MIME sniffing
Referrer-Policy - Controls referrer information leakage
Permissions-Policy - Controls browser feature access
Cross-Origin headers (COOP/CORP/COEP) - Cross-origin isolation
Information disclosure - Detects leaky Server and X-Powered-By headers

Use cases

Security audits - Quickly assess header security across hundreds of domains
Penetration testing prep - Identify weak configurations before deeper testing
Compliance monitoring - Track security header adoption across your portfolio
Competitor analysis - Compare your security posture against competitors
Bug bounty recon - Fast reconnaissance for header misconfigurations

Output fields

Each result includes: URL, HTTP status, overall grade (A+ to F), numeric score, individual header pass/fail with values, Server/X-Powered-By disclosure detection, and a list of all missing headers.

Pricing

$0.002 per result. Check 500 domains for $1.

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