CloudFlare

• Cloudflare Page Rules for WordPress
• Configure Nginx Reverse Proxy behind Cloudflare
• Allow CloudFlare IP addresses with ipset
• How to block bad bots User-Agents in Cloudflare

Show Real IP

• Cloudflare Restore Real IP Address in Cpanel Server
• Cloudflare Restoring Visitor IP in Ubuntu Plesk Apache Server
• Cloudflare Show Real IP Address on CentOS Plesk Server
• Apache Show Real IP Address when using CloudFlare
• Nginx CloudFlare restore real ip

Whitelist Cloudflare IP in csf firewall

for x in $(curl -s https://www.cloudflare.com/ips-v4); do echo "csf -a $x"; done;