Free network tools

The tools our support team uses every day: find your IP, check the reputation of an address and see how a domain resolves around the world.

What is my IP?

See your public IPv4 or IPv6 address, your ISP and the proxy headers your browser sends.
Open the tool
IP reputation lookup

Check whether an IP address is listed as malicious and get its risk score out of 100.
Open the tool
DNS lookup

See what public DNS resolvers around the world answer for a domain: IPv4, IPv6, CNAME, MX, NS, TXT, or the reverse DNS of an IP.
Open the tool