geoseis

对于centos系统，把github的hosts加入/etc/hosts即可。推荐下面这个网站做解析（访问的时候不要开代理）：

https://www.ipaddress.com/

# GitHub Start
140.82.113.4      github.com
140.82.113.4      gist.github.com
140.82.114.5      api.github.com
185.199.111.153   assets-cdn.github.com
199.232.96.133    raw.githubusercontent.com
199.232.96.133    gist.githubusercontent.com
199.232.96.133    cloud.githubusercontent.com
199.232.96.133    camo.githubusercontent.com
199.232.96.133    avatars0.githubusercontent.com
199.232.96.133    avatars1.githubusercontent.com
199.232.96.133    avatars2.githubusercontent.com
199.232.96.133    avatars3.githubusercontent.com
199.232.96.133    avatars4.githubusercontent.com
199.232.96.133    avatars5.githubusercontent.com
199.232.96.133    avatars6.githubusercontent.com
199.232.96.133    avatars7.githubusercontent.com
199.232.96.133    avatars8.githubusercontent.com
# GitHub End

DNS域名污染是GFW的比较低级的block，终极黑就是直接黑掉域名，对于github来说没有影响，github国内用户哪个不能翻QIANG啊。