Network analysis and testing utilities
Get detailed information about your current IP address including location, ISP, and more
Query DNS records for any domain name
Check open ports on a host (limited by browser security)
Test network latency and connectivity using WebRTC-based ping
Parse and analyze browser user agent strings
View and analyze HTTP request and response headers
Parse, analyze, and manipulate URLs with ease
Calculate network addresses, broadcast addresses, and host ranges for IP subnets
Find the manufacturer of network devices by their MAC address
Calculate Variable Length Subnet Masks for efficient IP address allocation
Test WebSocket connections and send/receive messages in real-time
Comprehensive details about your browser, device, and capabilities