HTTP Headers Viewer
View all HTTP headers that your browser sends to websites, including user agent, accept languages, and other request information.
HTTP Headers Viewer
This tool shows all HTTP headers that your browser sends to websites. These headers can reveal information about your browser, operating system, and preferences.
How it Works
This tool makes a request to a header detection service that returns all the HTTP headers your browser sent. This shows exactly what information websites can see about your browser and system.
Common Headers Explained
- User-Agent: Identifies your browser and operating system
- Accept-Language: Shows your preferred languages
- Accept-Encoding: Indicates supported compression methods
- Referer: Shows which page you came from
Technical Details
- Privacy Note: These headers are sent to every website you visit. Some can be used for fingerprinting. Consider using privacy extensions to modify or block certain headers.
- Copy Functionality: You can copy all headers for analysis or sharing.
About This Tool
This tool is designed to help you understand your system's configuration and identify potential privacy and security issues.
All analysis is performed locally in your browser - no passwords, personal data, or system information is sent to our servers.
Use this tool to assess your privacy status, check for potential leaks, and understand how your system appears to websites.