In this guide I will use cPanel’s Dynamic DNS feature to create a subdomain, then add that subdomain to CSF to automatically whitelist each IP that calls the URL. #1 Create Dynamic DNS In cPanel go to Dynamic DNS and create a new subdomain...
If you use dynamic DNS privately and need to whitelist a hostname or domain name in cPanel/WHM, you can use the DYNDNS feature of ConfigServer Security and Firewall plugin. csf.dyndns is a file that is specifically used for allowing hostnames in CSF...