GitHub - dxtr/range2cidr: Perl script to generate one or more IP ranges (in P2P plaintext format) to CIDR notation (Usable in, for example, pf)

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Perl script to generate one or more IP ranges (in P2P plaintext format) to CIDR notation (Usable in, for example, pf)

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range2cidr.pl		range2cidr.pl

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range2cidr
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This script reads IP ranges (One range per line or P2P plaintext format) 
from stdin, converts them to CIDR nets and outputs them on stdout

Example usage:
	./range2cidr.pl < blocklist.txt

If you want the output in a file:
	./range2cidr.pl < blocklist.txt > output.txt

Requirements:
	* Perl
	* Net::CIDR