Subnet Calculator
Calculate subnet with Calculator 360 using the available inputs.
Try an example
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How to use this calculator
Enter an IPv4 address and CIDR prefix to calculate network, broadcast, usable ranges, and mask.
Enter the required values, choose any available mode, and read the result or local preview. The calculation uses only the stated inputs.
Frequently asked questions
What can this tool do?
Enter an IPv4 address and CIDR prefix to calculate network, broadcast, usable ranges, and mask.
Are my inputs stored?
The application does not store your entered values. Server tools process them for the result; browser-only tools run on your device.