> For the complete documentation index, see [llms.txt](https://book.linh.eu.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://book.linh.eu.org/jian-zhan-ji-shu/cloudflare-li-yong-an-quan-gui-ze-ping-bi-ip-he-app-nei-zhi-liu-lan-qi.md).

# Cloudflare利用安全规则屏蔽IP和APP内置浏览器

这是免费版解决方案。

在域名的安全规则中，添加如下表达式：

```
(
ip.src in {
220.176.196.0/24 1.255.100.0/24 61.128.96.0/24 42.236.72.0/24 180.96.21.0/24
222.240.184.0/24 112.90.216.0/24 111.13.147.0/24 111.40.232.0/24 1.32.240.0/24
113.107.238.0/24 1.32.242.0/24 118.212.233.0/24 1.31.128.0/24 221.236.7.0/24
106.42.25.0/24 153.37.232.0/24 111.202.168.0/24 58.58.81.0/24 112.4.93.0/24
42.48.109.0/24 180.97.158.0/24 112.25.16.0/24 116.211.121.0/24 116.55.250.0/24
1.32.224.0/24 113.200.91.0/24 123.155.158.0/24 113.207.76.0/24 1.82.243.0/24
111.47.226.0/24 183.222.96.0/24 218.8.55.0/24 183.224.11.0/24 61.147.166.0/24
219.153.73.0/24 123.125.242.0/24 203.90.247.0/24 119.188.35.0/24 61.175.225.0/24
103.15.183.0/24 210.76.61.0/24 1.32.244.0/24 106.119.182.0/24 122.228.238.0/24
183.110.242.0/24 111.202.98.0/24 117.21.219.0/24
}
)
or
(
lower(http.user_agent) contains "micromessenger"
or lower(http.user_agent) contains "wechat"
or lower(http.user_agent) contains "weixin"
or lower(http.user_agent) contains "wxwork"
or lower(http.user_agent) contains "wechatwork"
or lower(http.user_agent) contains "wx-work"
or lower(http.user_agent) contains "wechat_work"
or lower(http.user_agent) contains "tencentmeeting"
or lower(http.user_agent) contains "tencent-meeting"
or lower(http.user_agent) contains "tencent_meeting"
or lower(http.user_agent) contains "tenmeeting"
or lower(http.user_agent) contains "wemeeting"
or lower(http.user_agent) contains "txmeeting"
or lower(http.user_agent) contains "qqbrowser"
or lower(http.user_agent) contains "mqqbrowser"
or lower(http.user_agent) contains "qq/"
or lower(http.user_agent) contains "tim"
or lower(http.user_agent) contains "xweb"
or lower(http.user_agent) contains "tbs"
or lower(http.user_agent) contains "360se"
or lower(http.user_agent) contains "360ee"
or lower(http.user_agent) contains "360safe"
or lower(http.user_agent) contains "360browser"
or lower(http.user_agent) contains "360litebrowser"
or lower(http.user_agent) contains "360chrome"
or lower(http.user_agent) contains "360pro"
or lower(http.user_agent) contains "qihu"
or lower(http.user_agent) contains "qihoo"
or lower(http.user_agent) contains "liaobrowser"
or lower(http.user_agent) contains "baidu"
or lower(http.user_agent) contains "sogou"
or lower(http.user_agent) contains "ucbrowser"
or lower(http.user_agent) contains "ucweb"
or lower(http.user_agent) contains "alipayclient"
or lower(http.user_agent) contains "miuibrowser"
or lower(http.user_agent) contains "xiaomi"
or lower(http.user_agent) contains "mibrowser"
or lower(http.user_agent) contains "huaweibrowser"
or lower(http.user_agent) contains "huawei"
or lower(http.user_agent) contains "hwbrowser"
or lower(http.user_agent) contains "hbpc"
or lower(http.user_agent) contains "douban"
or lower(http.user_agent) contains "aweme"
or lower(http.user_agent) contains "tiktok"
or lower(http.user_agent) contains "douyin"
or lower(http.user_agent) contains "ies"
or lower(http.user_agent) contains "ssr"
or lower(http.user_agent) contains "bytedance"
or lower(http.user_agent) contains "bytedancewebview"
or lower(http.user_agent) contains "mailmaster"
or lower(http.user_agent) contains "mailapp"
or lower(http.user_agent) contains "qqmail"
or lower(http.user_agent) contains "qqmailapp"
or lower(http.user_agent) contains "foxmail"
or lower(http.user_agent) contains "netease"
or lower(http.user_agent) contains "163mail"
or lower(http.user_agent) contains "126mail"
or lower(http.user_agent) contains "yeahmail"
or lower(http.user_agent) contains "sohumail"
or lower(http.user_agent) contains "sinamail"
or lower(http.user_agent) contains "alimail"
or lower(http.user_agent) contains "dingtalk"
or lower(http.user_agent) contains "dingtalkmail"
)
```

下面可以选择Block，也可以选则质询。

如果选择Block，这些被封禁的IP访问，或者用被封禁的浏览器访问，会被Cloudflare拦截，显示拦截页面：

<figure><img src="/files/DvvKbosmOX3qgaeAnnSf" alt=""><figcaption><p>微信电脑版内置浏览器Cloudflare拦截页面</p></figcaption></figure>