How to Whitelist IP Addresses With the Security Firewall for ProProfs

ProProfs Training Maker understands that uninterrupted service is of the utmost importance for our customers, and IP whitelisting is one of the most effective ways to prevent accidental service interruption. 
 
We use CloudFlare to optimize the delivery and security of our pages. Please refer to the link below for a list of IP address ranges we use and recommend you whitelist your security firewall to save you time and avoid unnecessary service interruptions:
 
List of IP address ranges we use: CloudFlare IP Ranges