IP Range to CIDR
Enter a start and end IP address to split any IP range into the minimum set of CIDR blocks — ideal for firewall ACLs, route summarization, and network planning.
Start IPEnd IP
CIDR Blocks
Block count
—Total addresses
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Enter a start and end IP address to split any IP range into the minimum set of CIDR blocks — ideal for firewall ACLs, route summarization, and network planning.
CIDR Blocks
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