HTTP Headers Checker

Check and analyze HTTP response headers for any website.

Status: 200 OK
Server:
Content-Type:
Content-Length:
Cache-Control: Caching
X-Content-Type-Options: Security
X-Frame-Options: Security
Strict-Transport-Security: Security
About HTTP Headers

HTTP headers are key-value pairs that provide additional information about the request or response. They are used for:

  • Security controls and policies
  • Content negotiation and caching
  • Performance optimization
  • Authentication and authorization
  • Error handling and redirection
Header Categories
Security Headers

Headers that enhance website security and protect against attacks

Performance Headers

Headers that optimize website performance and loading speed

Caching Headers

Headers that control how browsers and proxies cache content

Content Headers

Headers that describe the content being served

Security Analysis
Content Security Policy

Controls which resources can be loaded

XSS Protection

Prevents cross-site scripting attacks

Frame Protection

Controls how the page can be embedded in frames

HSTS

Enforces secure HTTPS connections

Best Practices
Security Headers

Implement essential security headers

Caching Strategy

Configure appropriate caching headers

Content Compression

Enable compression for better performance

Header Optimization

Remove unnecessary headers