如何禁止国外IP访问企业网站？3种有效方法对比
随着网络安全威胁日益增加，许多企业网站考虑限制国外IP访问。本文将详细介绍三种主流方法，并分析其优缺点。
As cybersecurity threats continue to rise, many business websites consider restricting foreign IP access. This article details three mainstream methods and analyzes their pros and cons.
方法一：利用阿里云CDN区域封禁功能
Method 1: Using Alibaba Cloud CDN Regional Blocking
如果您的网站使用阿里云CDN加速服务，可以通过其区域封禁功能（需申请开通）方便地设置禁止访问的区域。
If your website uses Alibaba Cloud CDN acceleration service, you can easily set restricted regions through its regional blocking feature (requires application).
方法二：宝塔面板Nginx防火墙
Method 2: Baota Panel Nginx Firewall
推荐使用宝塔面板的免费Nginx防火墙，只需勾选【禁国外】选项即可实现国外IP拦截。
Recommend using Baota Panel's free Nginx firewall, simply check the [Block Foreign] option to intercept foreign IPs.
方法三：WordPress插件方案
Method 3: WordPress Plugin Solution
对于WordPress网站，推荐使用iQ Block Country插件，可直接在插件中心搜索安装或通过以下链接下载：
For WordPress sites, we recommend the iQ Block Country plugin, which can be installed directly from the plugin center or downloaded via this link:
SEO影响与建议
SEO Impact and Recommendations
虽然禁止国外IP可以防范部分攻击，但可能导致误杀国内用户，严重影响SEO优化效果。建议优先考虑网站备份和防火墙配置。
While blocking foreign IPs can prevent some attacks, it may mistakenly block domestic users, severely affecting SEO optimization. We recommend prioritizing website backups and firewall configurations.
特别注意：外贸网站如需限制国内IP，可采用相同方法反向操作。
Special Note: For foreign trade websites needing to restrict domestic IPs, the same methods can be applied in reverse.
