IP Subnet Calculator

Calculate network address, broadcast address, subnet mask, wildcard mask, and usable host ranges for any IPv4 address and CIDR prefix.

TCP/IP Subnet Parameters

Usable Host Capacity
254 hosts
192.168.1.0
Network Address
255.255.255.0
Subnet Mask
192.168.1.1
First Usable Host
192.168.1.254
Last Usable Host
192.168.1.255
Broadcast IP
0.0.0.255
Wildcard Mask