When you domain name is registered at GoDaddy and you need Nucom Web Hosting to make DNS record changes for you, the easiest and most secure method to grant us access is by 'delegating access'.  

Below is instructions on how to delegate access via GoDaddy


We only need 'Domains Only' access so we can make DNS changes to the domain.  Below is an article that explains access level permissions.  https://www.godaddy.com/help/delegate-access-levels-of-permission-12374