FastOS Tools
FastOS Tools

Visualiseur d'En-têtes HTTP

Visualisez les en-têtes de réponse HTTP de tout site web. Analysez les en-têtes de sécurité et informations serveur.

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Présentation de l’outil

The HTTP Headers Viewer tool shows response headers for a URL so you can inspect caching, security, and server information. It is useful for debugging deployments and checking best practices.

Quand utiliser cet outil

Use this tool whenever you want to inspect headers: verifying redirects, checking CORS, reviewing security headers, or analyzing CDN behavior.

Comment l’utiliser

1

Enter a URL

Paste the full URL of the page or endpoint whose headers you want to inspect.

2

Fetch response headers

Request the URL and view the returned HTTP status and header fields.

3

Analyze header values

Review caching, security, and content‑type headers to confirm they match your expectations.

Exemples d’utilisation

Checking HSTS and CSP

Confirm that HTTP Strict‑Transport‑Security and Content‑Security‑Policy headers are present and correctly configured after a deployment.

FAQ

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