HTTP Header Checker
Analyze response headers, security policy coverage, status codes, and redirect chains for any URL.
Built for Header and Security Validation
Header inspection
View full response header key-value pairs from the final URL response.
Redirect chain visibility
Track each redirect hop and status code along the path.
Security header coverage
Quickly detect missing or present baseline security headers.
Filterable output
Search large header sets by header name or value for faster audits.
Where This Tool Helps Most
- ✓Technical SEO diagnostics
Validate caching, redirects, canonical delivery paths, and server behavior before indexing campaigns.
- ✓Security review
Check CSP, HSTS, X-Frame-Options, and related response hardening headers.
- ✓Deployment debugging
Compare HEAD and GET responses to identify CDN, edge, and middleware misconfiguration.
Frequently Asked Questions
Does this HTTP header checker follow redirects?
Yes. The tool follows redirect responses and returns a hop-by-hop chain so you can inspect each status transition.
Can I check both HEAD and GET methods?
Yes. You can switch between HEAD and GET to compare behavior, and the report records the method used for final fetches.
Is this useful for SEO audits?
Yes. Header checks help identify redirect loops, cache-policy issues, and unexpected response behavior that can impact crawling and performance.