https://raw.githubusercontent.com/RPiList/specials/master/Blocklisten/Win10Telemetry

Domains that did not resolve;

alpha.telemetry.microsoft.com
db5-eap.settings-win.data.microsoft.com.akadns.net
db5.settings-win.data.microsoft.com.akadns.net
de-v20.events.data.microsoft.com
geo.settings-win.data.microsoft.com.akadns.net