Network tools

Free router & network tools

Quick utilities for home network setup — check your public IP, calculate subnet ranges, and more. No signup required.

What is my IP?

Find your public IPv4 and IPv6 address. Useful for router setup, port forwarding, and remote access.

Free IPv4 subnet calculator. Enter an IP and CIDR prefix to get network address, broadcast, usable hosts, and subnet mask.

Port checker, ISP lookup, and other network utilities will be added here.