Essential Network Diagnostic Tools

Free, fast, and easy-to-use tools for network analysis and troubleshooting

Your IP Address

Instantly discover your public IP address and location

Get geolocation data for any IP address

Query DNS records for any domain

Check DNS propagation across worldwide servers

Get domain registration and ownership information

Calculate subnet masks and IP ranges

Check which ports are open on a host

Test connectivity and measure latency

Trace the network path to any destination

Check SSL certificate validity and security

Analyze HTTP headers for security and performance

Find the manufacturer of a MAC address

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