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IP Ranges Composing

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Online conversion to CIDR and aggregation of a large number of IP ranges

This service is intended for converting ranges of IP addresses, written with a hyphen (or separated by a space or a colon) in CIDR notation, with subsequent merging of networks, if possible.

Each range should be placed on a separate line. An example of IP ranges in the correct format can be found below.


Enter IP ranges to convert and merge:

Input example:

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