Please make sure the following service URLs are accessible on your SharePoint WFE and App servers. These URLs power some of the Prime Web Parts. If not accessible, certain Prime features will not function properly.
Emgage Licensing Server (Required during installation)
https://www.google.com (Required to check internet)
Stocks Web Part (Required for Stocks Web Part)
Weather Web Part (Required for Weather Web Part)
Twitter Feed Web Part (Required for Twitter Web Part)
Facebook Feed Web Part (Required for Facebook Web Part)