Introduction :
- DNS (Domain Name System) translates user-friendly domain names into numerical IP addresses computers use.
- WHM (Web Hosting Manager) is a tool for managing cPanel hosting environments.
- ZONE TTL (Time To Live) determines how long DNS servers cache domain name lookups (in seconds) before refreshing with your server.
- WHM lets you set a custom TTL for your zones, affecting how quickly DNS changes propagate.
Prerequisite:
- Root Access or sudo Privileges.
- Access to the WHM.
- DNS Zone is predefined.
Procedure:
Step1:Login into WHM.

Step2: Navigate to Home -> DNS Functions -> Set Zone TTL

Step3:You can Select the DNS Zone to set the TTL value

Step4:Enter the TTL value in the New TTL and Click “Set TTLs”.