HTTP Headers Checker Tool
Use our HTTP Headers Checker to analyze HTTP response headers, status codes, and server information for any website.
What is HTTP Headers Checker?
HTTP Headers Checker is a free online tool that analyzes HTTP response headers for any website. HTTP headers contain important information about how a web server responds to requests, including security settings, caching directives, content types, and server information.
What Information Can You Get from HTTP Headers?
- Server Information: Web server type and version
- Content Type: The MIME type of the content being served
- Security Headers: Security policies like CSP, HSTS, X-Frame-Options
- Caching Headers: Cache control directives and expiration times
- Redirect Information: HTTP redirect chains and status codes
- Cookie Information: Set-Cookie headers and cookie policies
- Content Encoding: Compression methods like gzip or brotli
Important HTTP Headers
- Content-Security-Policy (CSP): Prevents XSS attacks
- Strict-Transport-Security (HSTS): Forces HTTPS connections
- X-Frame-Options: Prevents clickjacking attacks
- X-Content-Type-Options: Prevents MIME type sniffing
- Cache-Control: Controls caching behavior
- ETag: Enables efficient caching
Why Use Our HTTP Headers Checker?
Our HTTP headers checker provides detailed analysis of website response headers. Whether you're optimizing your website's security headers, debugging caching issues, analyzing redirect chains, or investigating performance problems, this tool delivers comprehensive header information instantly. No registration required - just enter a URL.
Common Use Cases
- Verify security headers are properly configured
- Debug caching and performance issues
- Analyze redirect chains and status codes
- Check content type and encoding settings
- Verify server configuration
- Research competitor website configurations
- Ensure compliance with security best practices
