Networking tools that just work.

All the tools you need

Check A, AAAA, CNAME, MX, NS, TXT, and SRV records. Includes reverse DNS lookup for any IP address.

Get domain registration details, ownership info, and contact information for any domain or IP.

Calculate subnets, supernets, and network ranges. Includes reverse DNS helpers and Route53 templates.

Test if ports are open or closed on any host. Essential for troubleshooting connectivity issues.

Test network connectivity and measure response times to any host or IP address.

Trace the network path to any destination. See every hop and identify network bottlenecks.

Get results in milliseconds. No waiting, no timeouts, just instant answers.

Use all tools immediately. No signup, no limits, no credit card required.

Built for network engineers, developers, and IT professionals who need reliable tools.