Subnetting Calculator
Calculate network address, broadcast, host range, and wildcard mask from an IP and CIDR.
Local processing
This tool processes your input in your browser.
[IN] Input config
IPv4 address in dotted-decimal notation.
Use the slider or enter a whole prefix from 0 to 32.
[OUT] Results _
Network Address
192.168.1.0Broadcast Address
192.168.1.255Subnet Mask
255.255.255.0Wildcard Mask
0.0.0.255First Host
192.168.1.1Last Host
192.168.1.254Total Hosts
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