Browser and system information

Find out what data websites see about your browser, operating system and device. Check your browser settings, plugins and capabilities.

Technical information

Network information
  • Your IP address: 216.73.217.92
  • Cookie Support: No
  • Connection status: Determining...
System information
  • Operating system: Unknown
  • CPU Architecture: Determining...
  • Platform: Determining...
  • Device type: Desktop
Browser
  • User Agent: Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
  • Browser: Unknown (Unknown)
  • JavaScript Support: Yes
  • Engine version: Determining...
Screen and time
  • Screen resolution: Determining...
  • Window size: Determining...
  • Pixel density: Determining...
  • Color depth: Determining...
  • Timezone: Determining...
  • Time offset: Determining...
additional information
  • Touch input support: Determining...
  • Number of CPU cores: Determining...
  • Device memory: Determining...
  • WebGL Support: Determining...
Browser plugins
  • Detecting plugins...
Browser capabilities

What does this tool show?

This tool displays information that your browser provides to websites when you visit them. This includes:

  • Browser type and version (User Agent)
  • Preferred languages
  • Cookie and JavaScript support
  • IP address
  • Screen resolution and color depth
  • Timezone
  • Installed plugins and extensions
  • Device hardware capabilities
  • Device type (desktop/mobile)
  • Support for modern technologies
  • Network information and connection status
  • System technical specifications

This information is used by websites to adapt content to your device. You can see what data is available to websites.

Tip: Try resizing the browser window - the window size value will update automatically!