Microsoft 365 admin center EWS health probe
Microsoft · 774a8455-3122-4fd5-90f1-c4d1a062ad91
- Application ID
774a8455-3122-4fd5-90f1-c4d1a062ad91- Application
- Microsoft 365 admin center EWS health probe
- Vendor
- Microsoft
- Publisher
- Microsoft first-party
- Uses EWS
- Yes, per a public source
- EWS status
- Not known yet
What to do
A Microsoft health probe that can show up in the EWS usage report with low call volume. It does not resolve to an enterprise app in most tenants.
Sources
- EWS is Being Blocked in Exchange Online - How to Find every App still Using it (LazyAdmin) (2026-10-02), read 2026-10-14
Last updated 2026-10-14.