Restaurant, travel, rentals…
Organize group expenses with the agility of a spreadsheet.
Given an IPv4 address and prefix, the calculator returns subnet mask, wildcard mask, network address, broadcast address, host range, and host counts.
CIDR prefixes define how much of an address is network versus host bits, which directly controls routing boundaries and available host space.
Useful for firewall rules, cloud VPC planning, static route setup, lab exercises, and troubleshooting overlap between private network segments.
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The One Generator