Essential Network Diagnostic Tools
Free, fast, and easy-to-use tools for network analysis and troubleshooting
Your IP Address
Detecting your IP address...
Network Diagnostic Tools
What Is My IP
Instantly discover your public IP address and location
IP Lookup
Get geolocation data for any IP address
DNS Lookup
Query DNS records for any domain
DNS Propagation
Check DNS propagation across worldwide servers
WHOIS Lookup
Get domain registration and ownership information
Subnet Calculator
Calculate subnet masks and IP ranges
Port Scanner
Check which ports are open on a host
Ping Tool
Test connectivity and measure latency
Traceroute
Trace the network path to any destination
SSL Checker
Check SSL certificate validity and security
HTTP Headers
Analyze HTTP headers for security and performance
MAC Lookup
Find the manufacturer of a MAC address