diff --git a/CDN.txt b/CDN.txt
new file mode 100644
index 00000000..a170264f
--- /dev/null
+++ b/CDN.txt
@@ -0,0 +1,67 @@
+ajax.aspnetcdn.com
+ajax.cloudflare.com
+ajax.googleapis.com
+ajax.loli.net
+ajax.loli.net.cdn.cloudflare.net
+ajax.microsoft.com
+ajax.proxy.ustclug.org
+akamai-webcdn.kgstatic.net
+akamai-webcdn.kgstatic.net.edgesuite.net
+apps.bdimg.com
+apps.bdimg.jomodns.com
+cdn.bootcdn.net
+cdn.bootcdn.net.maoyundns.com
+cdn.bootcss.com
+cdn.bootcss.com.maoyundns.com
+cdn.css.net
+cdn.datatables.net
+cdn.embed.ly
+cdn.embed.ly.cdn.cloudflare.net
+cdnjs.cloudflare.com
+cdn.jsdelivr.net
+cdn.jsdelivr.net.cdn.cloudflare.net
+cdnjs.loli.net
+cdnjs.loli.net.cdn.cloudflare.net
+cdn.materialdesignicons.com
+cdn.mathjax.org
+cdn.plyr.io
+cdn.ravenjs.com
+cdn.staticfile.org
+cds.s5x3j6q5.hwcdn.net
+code.jquery.com
+developer.n.shifen.com
+dualstack.osff.map.fastly.net
+fonts.googleapis.com
+fonts.gstatic.com
+fonts.loli.net
+fonts.loli.net.cdn.cloudflare.net
+gateway.cname.ustclug.org
+gitcdn.github.io
+gstaticadssl.l.google.com
+iduwdjf.qiniudns.com
+js.appboycdn.com
+lb.sae.sina.com.cn
+lib.baomitu.com
+lib.baomitu.com.qh-cdn.com
+libs.baidu.com
+lib.sinaapp.com
+mat1.gtimg.com
+mat1.gtimg.com.tegsea.tc.qq.com
+materialdesignicons.b-cdn.net
+mathjax.rstudio.com
+maxcdn.bootstrapcdn.com
+mscomajax.vo.msecnd.net
+mscomajax.vo.msecnd.net
+netdna.bootstrapcdn.com
+pagecdn.io
+sdn.geekzu.org
+sdn.inbond.gslb.geekzu.org
+stackpath.bootstrapcdn.com
+unpkg.com
+upcdn.b0.upaiyun.com
+use.fontawesome.com
+use.fontawesome.com.cdn.cloudflare.net
+vjs.zencdn.net
+vo.aicdn.com
+yandex.st
+yastatic.net