Developer Tools

IPv4 Range Expander

Convert IP ranges to CIDR notation and calculate total IPs

IP Range
Result

Total IPs: 256 · CIDR blocks: 1

192.168.1.0/24

IPv4 Range Expander: Convert IP ranges to CIDR notation and calculate total IPs Runs entirely in your browser — paste your input, get instant output, nothing is uploaded.

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🔒 This tool runs entirely in your browser. No data is sent to any server.