Resolved after 6 hours 15 minutes, affecting SIEM Processing & Alerting, on October 29, 2025.
O365 Event Ingestion is Returning to Normal. We will continue to monitor the situation.
Affected components
SIEM Processing & Alerting
Update timeline
- investigating Oct 29, 2025, 04:37 PM UTC
We are investigating ingestion delays with ingestion of security events from O365. At the moment it only affects O365 events. Other events ingestion is not affected.
- identified Oct 29, 2025, 04:55 PM UTC
Microsoft services are currently experiencing DNS issues. The log ingestion should resume once the DNS issues on Microsoft side are resolved.
- monitoring Oct 29, 2025, 07:52 PM UTC
O365 Event Ingestion is Returning to Normal. We will continue to monitor the situation.
- resolved Oct 29, 2025, 10:52 PM UTC
This incident has been resolved.
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