HTTP Header Viewer

View HTTP response headers for any URL instantly.

Features

Everything you need for HTTP header analysis

Complete Headers

View all HTTP response headers including status code and server info.

Security Analysis

Security headers are highlighted for easy identification.

Status Code Colors

Status codes are color-coded: green for success, yellow for redirect, red for errors.

About HTTP Header Viewer

Our HTTP header viewer lets you inspect the response headers of any website.

Frequently Asked Questions

What are HTTP headers?

HTTP headers are key-value pairs sent between client and server.

They contain metadata about the request or response.

Headers control caching, security, content type, and more.

Why should I check HTTP headers?

Headers reveal important security and performance configurations.

Missing security headers can leave your site vulnerable.

Checking headers helps with debugging and optimization.

What security headers matter most?

Strict-Transport-Security enforces HTTPS connections.

Content-Security-Policy prevents XSS attacks.

X-Frame-Options prevents clickjacking attacks.

Is this tool private?

We do not store any URLs or results.

Requests are made through our server to fetch headers.

No personal data is collected.