🌐 100% Client-Side Network Calculator
⚡ IPv4 CIDR • Subnet Masks • Usable Hosts
CIDR & IPv4 Subnet Calculator
Calculate network addresses, broadcast IPs, usable host ranges, wildcard masks, and binary bit breakdowns for any IPv4 CIDR block.
Network Address
—Broadcast Address
—Subnet Mask
—Wildcard Mask
—Usable Host Range
—Total Usable Hosts
—IP Classification
—🔢 32-Bit Binary Representation
IP Address
00000000.00000000.00000000.00000000Subnet Mask
11111111.11111111.11111111.00000000Network ID
00000000.00000000.00000000.00000000Quick Prefix Reference
/24 = 256 IPs (254 Hosts)/28 = 16 IPs (14 Hosts)/16 = 65,536 IPs (65,534 Hosts)/8 = 16.7M IPs (Class A)