Subnet Mask CalculatorDeveloper
Calculate network subnets, IP ranges, and CIDR notation for network engineering.
Network address
192.168.1.0
Broadcast address
192.168.1.255
Usable host range
192.168.1.1 - .254
Total usable hosts
254
Capabilities & How-To Guide
Instructions, supported options, and client-side privacy guarantee.
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Capabilities & How-To Guide
Instructions, supported options, and client-side privacy guarantee.
Show GuideHide Guide
Subnetting is the practice of dividing a network into two or more networks. It improves routing efficiency, enhances security, and helps manage the limited number of IP addresses.
Common CIDR Values:
- /24: 256 IPs (Standard Office)
- /32: 1 IP (Single Host)
- /16: 65,536 IPs (Large Enterprise)
- /8: 16.7M IPs (Class A)
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