使用cloudflare白名單設定在nginx
vi /etc/nginx/conf.d/default.conf # IPv4 allow 103.21.244.0/22; allow 103.22.200.0/22; allow 103.31.4.0/22; allow 104.16.0.0/13; allow 104.24.0.0/14; allow 108.162.192.0/18; allow 131.0.72.0/22; allow 141.101.64.0/18; allow 162.158.0.0/15; allow 172.64.0.0/13; allow 173.245.48.0/20; allow 188.114.96.0/20; allow 190.93.240.0/20; allow 197.234.240.0/22; allow 98.41.128.0/17; # IPv6 allow 2400:cb00::/32; allow 2606:4700::/32; allow 2803:f800::/32; allow 2405:b500::/32; allow 2405:8100::/32; allow 2a06:98c0::/29; allow 2c0f:f248::/32; deny all; deny all; 重新啟動 nginx