Toolbox

Handy tools for everyday IT work — pick one below.

You are using the tools as a guest: up to 20 runs per hour, and the port scanner only scans your own IP address. A free account gives you full access.

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Port Scanner

Check which ports are open on a given public IP address.

DNS Lookup and WHOIS

Look up domain names, check reverse DNS for an IP address, or see who a domain or IP is registered to (WHOIS).

Ping

Ping a host, or run a traceroute to see the path to it.