Subnet Calculator

CIDR → mask, network, broadcast, host range — networking interviews & configs.

IP address

Prefix (/)

Subnet mask255.255.255.0

Wildcard0.0.0.255

Network address192.168.1.0

Broadcast address192.168.1.255

Host range192.168.1.1 — 192.168.1.254

Usable hosts254

Total addresses256