HTTP Header Analyzer
1. Paste HTTP Headers
Load Sample
2. Header Analysis Details
Status Summary–
How to Use the HTTP Header Analyzer
- Enter the full URL of the webpage.
- Select the HTTP method (GET or HEAD).
- Click “Analyze Headers”.
- Review the HTTP status code.
- Examine the response headers returned by the server.
Technical Logic
The tool sends an HTTP request to the target URL. It bypasses browser caches to fetch live data. It captures the raw response from the server, separates the header block from the body payload, and formats the key-value pairs for analysis.
Key Features
- Follows redirects to show the full request chain.
- Displays HTTP status codes and protocol versions.
- Highlights caching directives.
- Identifies server software and framework headers.
Reference Table: Common HTTP Status Codes
| Code | Meaning | Category |
|---|---|---|
| 200 | OK | Success |
| 301 | Moved Permanently | Redirection |
| 404 | Not Found | Client Error |
| 500 | Internal Server Error | Server Error |
FAQ
What is the difference between GET and HEAD?
A GET request retrieves the headers and the document body. A HEAD request retrieves only the headers, which is faster for checking metadata.
Why are HTTP headers important?
Headers control caching, security, content types, and server configuration. They are critical for SEO, performance, and security auditing.