Cisco Umbrella incident
Significant number of fail opens and timeouts in multiple DC's.
Resolved after 6 hours 1 minute, affecting SWG and SWG and 1 more, on December 30, 2025.
We are continuing to monitor for any further issues.
Affected components
Update timeline
- investigating Dec 30, 2025, 12:14 PM UTC
We are currently experiencing a service performance issue affecting multiple data centers. You may notice an increased number of fail opens and timeouts, resulting in delays or failures when making requests. Our engineers are currently working to identify the root cause and implement a resolution. Updates will be provided as new information becomes available.
- monitoring Dec 30, 2025, 01:26 PM UTC
We identified issues and implemented a fix at 13:12 UTC. Subsequent internal checks indicate everything is working fine now. The team continues to monitor the situation closely.
- monitoring Dec 30, 2025, 02:52 PM UTC
We are continuing to monitor for any further issues.
- resolved Dec 30, 2025, 06:15 PM UTC
This incident has been resolved.
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