Network Tools
IP Subnet Calculator
17 tools for IPv4/IPv6 subnet calculation, sorting, aggregation, CIDR conversion, and more.
17
Tools
13
IPv4
4
IPv6
IPv4
IPv6
Select a function, paste data in the input box, click Submit. Click Example for a demo.
💡 Press Enter to submit
Valid IPv4 networks: 10.0.0.0/24 or 10.0.0.0 255.255.255.0
Valid routes: 10.0.0.0/24 1.2.3.4 (network + next hop)
Subtract/Intersect: separate lists with - on its own line