The domain of the URL where courses can be built and edited is neetocourse.com.
The domain of the URL where courses are hosted is neetocoursesite.com.
For example, if your neeto organization subdomain is murphy:
You can build and edit courses on murphy.neetocourse.com
Your audience can access the courses on murphy.neetocoursesite.com
A custom domain can also be assigned to the host site for courses. More details here: