- Status code and content type
- Cache-Control / Expires behavior
- Content-Encoding
- Security headers
- Server and proxy signals
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Technical
47 toolsHTTP Headers
Inspect response headers, caching and server signals.
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ABOUT THIS CHECK
HTTP Headers
Reads the real HTTP response headers returned by the website.
WHY IT MATTERS
Headers reveal caching, compression, server behavior, security controls and crawl-facing response details.
A clean 2xx response with intentional cache/compression/security headers and no contradictory directives.
Tool guide
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Understand this result, common problems, fixes and verification.