diff --git a/aws下载加速/host.md b/aws下载加速/host.md
index 6e8cfeb..9e7ccab 100644
--- a/aws下载加速/host.md
+++ b/aws下载加速/host.md
@@ -1,8 +1,11 @@
 ### host
 
-此host只为解除红色镰刀锤对aws下载的网络限制干扰
+此host只为解除红色镰刀锤对GitHub（asw、ssh）下载的网络限制干扰
 
 ```
 219.76.4.4 s3.amazonaws.com
 219.76.4.4 github-cloud.s3.amazonaws.com
+192.30.253.113  github.com
+151.101.185.194 github.global.ssl.fastly.net
+192.30.253.120  codeload.github.com
 ```