Inputs
Enter an address with CIDR notation, a subnet mask, or a host-count requirement.
AdeOS interactive tools
Free IPv4 & IPv6 CIDR Calculator
A practical subnet calculator for converting CIDR notation, subnet masks, and host requirements into an immediately usable network plan.
Calculate the essential properties of an IPv4 or IPv6 network without manual bit math.
Outputs
Network address, usable range, broadcast address where applicable, prefix details, and wildcard mask.
Example
Try 192.168.10.0/24 to review a typical office LAN.
Important note
Results support planning and learning; verify production changes against your platform and change controls.