Http Header Inspector

zerobreak/http-header-inspector

HTTP header inspector that pulls response headers from any URL, scores them for security gaps, and flags missing CSP, HSTS, and X-Frame-Options, so teams can audit caching, redirects, and server config without running curl.

Website HTTPS & SSL Health Checker

pillowy_travel/website-https-ssl-health-checker

Checks HTTPS availability and SSL certificate health for given URLs

HTTP Status Code Checker

onescales/simple-http-status-code-checker

Bulk check HTTP status codes (200, 301, 302, 402, 404, 500, and more) and redirect chains for any list of URLs. A must-have lookup tool for SEO audits, site migrations, and broken link detection

HTTP Status Code Checker & Bulk URL Checker API

pink_comic/http-status-code-checker

Bulk URL checker and HTTP status scraper for SEO audits. Check status codes, 301/302 redirect chains, response times, content types, and broken URLs. Use the API for website status checks, migrations, monitoring workflows, and link QA.

HTTP Status Code Checker - Bulk URLs & Redirect Chains

dltik/http-status-checker

Bulk-check HTTP status codes and full redirect chains for any list of URLs. For each URL: final status, every redirect hop (status + Location), response time, content-type and server. Pure HTTP, reads headers only — fast and cheap. Great for SEO migrations, link audits and uptime spot-checks.

Check SSL/TLS certificates for any website: expiration date, issuer, subject, hostname match (SNI), chain/authorization status, and common HTTPS misconfigurations. Useful for SEO audits, security checks, and uptime monitoring.

HTTP Status Code Checker - Bulk URLs, Redirects & 404s

webdata_labs/http-status-code-checker

[💵 $1.00 / 1K] Check URLs in bulk for HTTP status codes, broken links, redirects, response times, final URLs, and redirect chains. Built for SEO audits, migrations, QA, and monitoring. CSV/JSON.

Audit HSTS, CSP, X-Frame-Options, Referrer-Policy and other HTTP security headers in bulk.

Bulk-check URLs for HTTP security headers. Grades sites A+ through F based on HSTS, CSP, XFO, XCTO, Referrer-Policy, and Permissions-Policy presence.

HTTP Headers Security Audit

seeb/http-headers-security-audit

Audit public websites for important HTTP security headers and export practical risk scores, missing headers, and improvement notes for security, SEO, and QA workflows.