Log into analytics
Select segment
Create a new segment
Add a condition to the segment with a filter of hostname
Use the URL as the filter for now it’s the cloudfront URLs, but it will be walmart.spinmaster.app and toyrus.spinmaster.app
Make sure that the segment is selected - it will show you the % of the total traffic that is from this host.
In the future you can just select the filter from the list to enable it.