IP
Subnet
Calculator

Calculate network address, broadcast address, subnet mask, and usable host range from any IP address in CIDR notation.

IP Address / CIDR

Subnet Details

PropertyValueCopy
Network Address192.168.1.0
Broadcast Address192.168.1.255
Subnet Mask255.255.255.0
Wildcard Mask0.0.0.255
First Usable Host192.168.1.1
Last Usable Host192.168.1.254
Usable Hosts254
Total Addresses256
CIDR Notation/24
IP ClassC

Binary Representation

FieldBinary (dotted octets)
IP Address11000000.10101000.00000001.00000000
Subnet Mask11111111.11111111.11111111.00000000
Network Address11000000.10101000.00000001.00000000
Broadcast Address11000000.10101000.00000001.11111111

Network bits shown in the first 24 positions of the mask.

Learn more

Want to understand the binary math behind subnet masks and CIDR notation?

IP Subnet Calculator | ToolsCanvas