Innotive
CIDR Calculator
Parse IPv4 CIDR notation: network address, subnet mask, wildcard, usable hosts, first and last IP.
How it works
Enter something like 192.168.1.0/24 to get network, broadcast, and host range. IPv4 focused with clear labels for netmask and wildcard. Calculations run locally for quick network planning.
- Network address
- 192.168.1.0
- Broadcast address
- 192.168.1.255
- Subnet mask
- 255.255.255.0
- Wildcard mask
- 0.0.0.255
- Prefix length
- /24
- Total addresses
- 256
- Usable host addresses
- 254
- First host
- 192.168.1.1
- Last host
- 192.168.1.254