IP Range Calculator
Calculate IP address ranges, subnet masks, and network configurations. Generate IP lists and validate network configurations for IPv4 and IPv6 with CIDR notation.
Loading tool...
What is IP Range Calculator?
An IP range calculator computes network ranges from CIDR notation or subnet masks. Find usable host counts, first/last IP addresses, and broadcast addresses for network planning.
Key Benefits
- CIDR support
- Host calculation
- Range display
- Subnet mask conversion
Common Use Cases
- •Network planning
- •Firewall rules
- •Subnetting
- •IP allocation
How to Calculate IP Ranges
- Enter IP or CIDR: Type IP address with CIDR notation.
- View range: See first and last IP in range.
- Check hosts: View usable host count.
- Copy results: Copy range or subnet mask.
Key Features
- Calculate IP address ranges
- CIDR notation support
- Subnet mask calculations
- Usable hosts count
- Network and broadcast addresses
- IPv4 and IPv6 support