HTTP Header Spy icon

HTTP Header Spy

Extension Actions

How to install Open in Chrome Web Store
CRX ID
jfncaoembjceedhindalbgkdkcamooki
Description from extension meta

Shows HTTP headers and site IP for current page

Image from store
HTTP Header Spy
Description from store

HTTP Header Spy is a lightweight Chrome extension that provides instant access to HTTP response headers and IP information for any website you visit. With a single click, this tool reveals the technical details that websites send with each page request.

Features:

- HTTP Header Analysis: View all response headers sent by the website, including content types, caching directives, security policies, and server information

- IP Address Detection: Quickly identify the IP address of the website's server
User-Friendly Interface: Clean, organized display of header information with name-value pairs clearly separated

- One-Click Operation: Access all information with a single button press

- Alphabetically Sorted Headers: Headers are displayed in alphabetical order for easy reference

Use Cases:

- Web Development: Debug HTTP-related issues and verify correct header implementation

- Security Analysis: Check for proper security headers like Content-Security-Policy and X-XSS-Protection

- Performance Optimization: Examine caching headers to improve website load times

- Technical Troubleshooting: Identify server types and configurations during problem-solving

Perfect for web developers, security professionals, and anyone curious about the technical underpinnings of websites they visit.

Latest reviews

James Hanna
Works like a Charm!