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Module for working with IP Addresses and Ranges seems to have several possible answers.

map{substr$_->[0],$_->[1]||0,1}[\*||{},3],[[]],[ref qr-1,-,-1],[{}],[sub{}^*ARGV,3]

In reply to Re: Need to update the IP list by checking the IP range. by choroba
in thread Need to update the IP list by checking the IP range. by chandantul

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