SEO & Website Audit
HTTP Header Checker
Caching, security and CDN behaviour all live in response headers, invisible in a normal browser view. This surfaces every one of them.
FreeNo sign-upLive data
How it works
- 1Enter a URL
- 2We fetch it and read the raw response headers
- 3Review caching, security and server headers together
Who this is for
- Verifying cache-control headers are set correctly
- Checking for missing security headers
- Confirming a CDN or proxy is passing through expected headers
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