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@quark-zju
quark-zju / list_cn_ip.rb
Created April 27, 2012 05:11
List allocated china ip addresses
#!/usr/bin/env ruby
# List latest china IPv4 list
require 'open-uri'
(ARGF.path == '-' ? open('http://ftp.apnic.net/apnic/stats/apnic/delegated-apnic-latest') : ARGF).lines.each do |l|
next if !l.include?('ipv4') || l.include?('*')
cc, type, start, value = l.split('|')[1, 4]