IPv4 address planning
IPv4 subnet calculator
Enter an address and adjust its prefix to see the network boundary, usable range, and capacity immediately.
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Address anatomy
32-bit boundary
NetworkHost
Address range
Position within subnet
Your address
Network192.168.1.0Broadcast192.168.1.255
- Subnet mask
- 255.255.255.0
- Wildcard mask
- 0.0.0.255
- Network ID
- 192.168.1.0
- Broadcast
- 192.168.1.255
- First usable
- 192.168.1.1
- Last usable
- 192.168.1.254
- Usable hosts
- 254
- Total addresses
- 256
- Address scope
- Private (RFC 1918)
NETWORK VISIBILITY / NEMESIS
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