To update an MX record, log in to your NOVA Client Area, and click on the cPanel icon next to your service under the Your Active Services section:
Once you’re in the cPanel control panel, click on the Zone Editor under the Domains section:
Next, click the Manage button for the domain you’d like to configure.
Locate the MX record in the list, and click the Edit button:
Fill in the following fields:
Name – full domain or subdomain (including a period at the end)
TTL – leave as is
Type – leave as is (MX)
Priority – usually 0 (highest priority)
Record – input or paste the MX record
Here’s our example:
Once completed, click the Save Record button to save.
Using built-in filters, we can filter our MX records:
to verify that our new record has been updated in the DNS zone.
Please note that it can take up to 24 hours for the DNS changes to propagate globally, in simpler terms, it can take up to 24 hours for you to see these changes on the internet :).