1. Log into your cPanel account.
click on “Parked Domains” Icon, In the “Domains” section.
3. Beneath “Remove Aliases”, locate the parked domain name and click on the “Remove” link.
4. For confirmation, you may need to click on the “Remove Alias” button over again.
Nou, you ought to get a hit message that your Parked/Alias Domain is removed.