Free IP Range Calculator (CIDR)
Calculate IP address ranges from CIDR notation. Get network address, broadcast address, usable host range, subnet mask, and more. Essential for network administrators and developers.
Features
- CIDR Parsing: Enter any valid CIDR like 192.168.1.0/24
- Full Range Info: Network, broadcast, first/last usable IPs
- Subnet Details: Mask, wildcard, total and usable hosts
- Binary View: See network and mask in binary format
- IP Classification: Class A/B/C/D/E and private/public status
Use Cases
Network planning, firewall rules, VPC configuration, subnetting exercises, and IP address management.