如何獲得中國所有的IP地址段

轉自: https://wjianz.wordpress.com/2014/09/12/howto-%E4%BB%8Eapnic%E8%8E%B7%E5%8F%96%E4%B8%AD%E5%9B%BDip%E5%9C%B0%E5%9D%80%E5%88%97%E8%A1%A8/

VPS購買地址

apnic|CN|ipv4|1.2.2.0|256|20110331|assigned

等級機構|獲得該IP段的國家/組織|資源類型|起始IP|IP段長度|分配日期|分配狀態

#!/bin/bash
wget -c http://ftp.apnic.net/stats/apnic/delegated-apnic-latest
cat delegated-apnic-latest | awk -F '|' '/CN/&&/ipv4/ {print $4 "/" 32-log($5)/log(2)}' | tee /home/chen/chinaiplist.txt