You can tell where it's attempting to phone home, and if the attempt was blocked. If you're that concerned with telemetry, you might take a glance at Apple's p

You can tell where it's attempting to phone home, and if the attempt was blocked. If you're that concerned with telemetry, you might take a glance at Apple's privacy policy. Unlike MS with Windows 10, to my knowledge they have not released a statement of the user info they send home. https://www.washingtonpost.com/news/the-switch/wp/2014/10/20/apples-mac-computers-can-automatically-collect-your-location-information/ https://www.washingtonpost.com/news/the-switch/wp/2014/10/20...