HTTP Headers Checker
Inspect HTTP response headers, security headers, redirect chains, and server configuration.
Frequently Asked Questions
What are HTTP headers?
HTTP headers are metadata sent between client and server. They contain information about the request/response, caching, authentication, content type, and security policies.
What security headers should every website have?
Key security headers include Strict-Transport-Security (HSTS), Content-Security-Policy (CSP), X-Frame-Options, X-Content-Type-Options, and X-XSS-Protection.