CIDR Subnet Calculator
Instantly calculate the network address, subnet mask, broadcast address, and usable host range from any IPv4 CIDR block.
IP Address
192.168.1.0
CIDR Mask
/24
Subnet Mask
255.255.255.0
Network Address
192.168.1.0
Broadcast Address
192.168.1.255
Wildcard Mask
0.0.0.255
Usable Host Range
192.168.1.1 - 192.168.1.254
Usable Hosts
254
Total Hosts
256
IPv4 Precision
Accurately calculates network, broadcast, and host ranges for all standard IPv4 CIDR notation masks from /0 to /32.
One-Click Export
Easily copy individual network parameters to your clipboard for quick use in router configurations or documentation.