一、确定github网站的ip
打开网址：http://github.com.ipaddress.com/
192.30.253.112 github.com
192.30.253.113 github.com
二、确定域名ip
打开网址：http://github.global.ssl.fastly.net.ipaddress.com/
或者是
151.101.185.194 github.global.ssl.fastly.net
151.101.13.194 github.global.ssl.fastly.net
三、确定静态资源ip
打开网址：http://assets-cdn.github.com.ipaddress.com/
151.101.12.133 assets-cdn.github.com
151.101.184.133 assets-cdn.github.com
四、修改hosts文件
192.30.253.112 Build software better, together
192.30.253.113 Build software better, together
151.101.185.194 github.global.ssl.fastly.net
151.101.13.194 github.global.ssl.fastly.net
151.101.12.133 assets-cdn.github.com
151.101.184.133 assets-cdn.github.com附：https://www.ipaddress.com/ 此网站可以查询网址的ip
