Best Header Checker Tools to Analyze HTTP Headers
HTTP headers provide crucial information about a website’s server response, security settings, and SEO performance. Using a Header Checker Tool, you can analyze these headers to troubleshoot issues and optimize your website.
Top Free & Paid HTTP Header Checker Tools👈👈👈
- SEOlyzer Header Checker – Free tool to inspect response headers.
- Google Chrome DevTools – Built-in browser tool for checking HTTP headers.
- WebConfs HTTP Header Checker – Simple online tool for quick header analysis.
- Ahrefs Site Audit – Advanced SEO tool for checking response headers.
- Site24x7 Header Analyzer – Provides deep insights into HTTP headers.
- GTmetrix – Checks HTTP headers alongside page speed performance.
- cURL Command (CLI) – For developers who prefer command-line testing.
- SecurityHeaders.io – Analyzes security-related HTTP headers.
How to Use an HTTP Header Checker
Method 1: Using an Online Tool
- Visit any of the above header checker tools.
- Enter your website URL.
- Click Check Headers or Analyze.
- View response codes, content type, caching, security headers, etc.
Method 2: Using Google Chrome DevTools
- Open your website in Google Chrome.
- Press F12 (or right-click > Inspect).
- Navigate to Network > Reload the page.
- Click on the website request and check the Headers tab.
Method 3: Using cURL (Command Line)
Run this command in your terminal:
This will display the HTTP response headers.
Common HTTP Headers to Check
| Header | Description |
|---|---|
| Status Code | HTTP response status (200 OK, 301 Redirect, 404 Not Found). |
| Server | Type of server hosting the website (Apache, Nginx, etc.). |
| Content-Type | The type of content served (text/html, application/json). |
| Cache-Control | Instructions for caching (max-age, no-cache). |
| X-Frame-Options | Security header preventing clickjacking. |
| Strict-Transport-Security (HSTS) | Ensures HTTPS enforcement. |
Would you like help interpreting specific HTTP headers? 😊
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