Learn how to locate the “Primary Domain” for your web hosting account. The document root of your primary domain will be the “public_html” folder. Below is an outline of the steps –
Find your Primary Domain name in cPanel:
1. Login to cPanel.
2. Under “Stats” view your Primary domain next to the “Main domain” section.
Find your Primary Domain in AMP:
1. Login to AMP.
2. Under your Hosting Plan, click the “Account Technical Details” button. You will then see your Primary Domain listed next to the “Domain” section.
Read more in our full article – How to find your Primary Domain name – http://www.inmotionhosting.com/support/website/amp/locate-primary-domain-name
Publisher: InMotion Hosting
You can watch this video also at the source.