Header Inspector
Parse HTTP headers and check common security header coverage.
Inspect raw HTTP response headers, normalize header names, and quickly spot missing CSP, HSTS, X-Frame-Options, Referrer-Policy, and related security headers.
Input
Security header summary
| content-security-policy | Present |
|---|---|
| strict-transport-security | Present |
| x-content-type-options | Present |
| x-frame-options | Present |
| referrer-policy | Present |
| permissions-policy | Missing |
Parsed headers
How to Use
- Paste or type your input.
- Choose the action you need.
- Review the result and copy it when ready.
Use Cases
What Header Inspector helps you do
Inspect raw HTTP response headers, normalize header names, and quickly spot missing CSP, HSTS, X-Frame-Options, Referrer-Policy, and related security headers. It belongs to API / OpenAPI Tools and is intended for engineers testing HTTP requests, headers, webhook payloads, and OpenAPI documents. The page keeps the input area, output area, instructions, use cases, and FAQ together so visitors can arrive from search and complete a real task without hunting through multiple pages.
Why this page adds practical value
Each API tool is designed around a common debugging step: build the request, inspect the metadata, validate the contract, or reproduce a webhook. For this tool, a common workflow is: Debug API responses and payloads. ToolHive describes the expected input, the meaning of the output, the main limitations, and what should be reviewed before copying the result into important work.
Privacy, accuracy, and review guidance
Request builders keep drafts client-side unless you explicitly send a test request from the tool. If the result affects production systems, payroll, tax, immigration, finance, or trading decisions, treat ToolHive as a first-pass estimate and verify against official sources, team policy, or a qualified professional. Related search terms include: header inspector, http header checker, security headers checker, response header parser.
FAQ
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