windows-itpro-docs/windows/deployment/update/includes/wufb-reports-endpoints.md

author, ms.author, manager, ms.subservice, ms.service, ms.topic, ms.date, ms.localizationpriority

author	ms.author	manager	ms.subservice	ms.service	ms.topic	ms.date	ms.localizationpriority
mestew	mstewart	aaroncz	itpro-updates	windows-client	include	12/15/2023	medium

Devices must be able to contact the following endpoints in order to authenticate and send diagnostic data:

Endpoint	Function
*v10c.events.data.microsoft.com eu-v10c.events.data.microsoft.com for tenants with billing address in the EU Data Boundary	Connected User Experience and Diagnostic component endpoint for Windows 10, version 1803 and later. DeviceCensus.exe must run on a regular cadence and contact this endpoint in order to receive most information for Windows Update for Business reports.
umwatsonc.events.data.microsoft.com eu-watsonc.events.data.microsoft.com for tenants with billing address in the EU Data Boundary	Windows Error Reporting (WER), used to provide more advanced error reporting if certain Feature Update deployment failures occur.
v10.vortex-win.data.microsoft.com	Connected User Experience and Diagnostic component endpoint for Windows 10, version 1709 or earlier.
settings-win.data.microsoft.com	Used by Windows components and applications to dynamically update their configuration. Required for Windows Update functionality.
adl.windows.com	Required for Windows Update functionality.
oca.telemetry.microsoft.com	Online Crash Analysis, used to provide device-specific recommendations and detailed errors if there are certain crashes.
login.live.com	This endpoint facilitates your Microsoft account access and is required to create the primary identifier we use for devices. Without this service, devices aren't visible in the solution. The Microsoft Account Sign-in Assistant service must also be running (wlidsvc).
ceuswatcab01.blob.core.windows.net ceuswatcab02.blob.core.windows.net eaus2watcab01.blob.core.windows.net eaus2watcab02.blob.core.windows.net weus2watcab01.blob.core.windows.net weus2watcab02.blob.core.windows.net	Azure blob data storage.