Incident History
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Incident with Issues and Pull Requests
Jan 15, 18:54 UTCResolved - On January 15, 2026, between 16:40 UTC and 18:20 UTC, we observed increased latency and timeouts across Issues, Pull Requests, Notifications, Actions, Repositories, API, Account …
Capetown IV Datacenter Issue - zscaler.net, zscalertwo.net, zscloud.net, zscalerthree.net
Zscaler has detected an issue with its Capetown IV datacenter and is currently investigating the matter. If you’re currently experiencing any traffic impacting issues please failover to your secondary DC …
Compaction is having issues
Jan 15, 17:02 UTCResolved - This incident has been resolved.Jan 15, 07:28 UTCIdentified - The issue has been identified and a fix is being implemented.
Actions workflow run and job status updates are experiencing delays
Jan 15, 15:26 UTCResolved - On January 15th, between 14:18 UTC and 15:26 UTC, customers experienced delays in status updates for workflow runs and checks. Status updates were delayed by …
Maintenance task for Synthetic Monitoring ProbeFailedExecutionsTooHigh alert rule
Jan 15, 12:00 UTCCompleted - The scheduled maintenance has been completed.Jan 15, 11:20 UTCVerifying - Verification is currently underway for the maintenance items.Jan 15, 11:00 UTCIn progress - Scheduled maintenance …
Account access and Payment
Jan 15, 09:18 UTCResolved - Our Engineering team has resolved the issue with payments failure using PayNow. Users should not see any issues with making payments via PayNow and logging …
[Scheduled] Cloud | London-2 Maintenance
Type: Maintenance Duration: 53 minutes Affected Components: London-2 Jan 15, 08:00:00 GMT+0 - Identified - During this period, our data center provider will perform power maintenance involving the isolation of …
CDN | Santiago de Chile Incident Details
Type: Incident Duration: 3 hours and 55 minutes Affected Components: Santiago de Chile, Chile Jan 15, 08:15:59 GMT+0 - Resolved - We are happy to inform you that traffic has …
Sao Paulo II Datacenter Issue - zscloud.net
Zscaler has detected an issue with our Sao Paulo II datacenter and is currently investigating the matter. If you’re currently experiencing any traffic impacting issues please failover to your secondary …
Urgent Maintenance - EMEA Region - zscloud.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on the EMEA region's datacenters of zscloud.net. This maintenance is scheduled for Wednesday at 3:15 PM Pacific Time …
Urgent maintenance on the SJC DC's Egress NAT nodes - zscaler.net, zscalerone.net, zscalertwo.net, zscloud.net, zscalerthree.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on the SJC DC's Egress NAT nodes on zscalerone.net, zscalertwo.net, zscalerthree.net, zscloud.net and zscaler.net clouds. This maintenance is …
Incident with Webhooks
Jan 14, 21:38 UTCResolved - On January 14, 2026, between 19:34 UTC and 21:36 UTC, the Webhooks service experienced a degradation that delayed delivery of some webhooks. During this window, …
Incident: Trouble with adding payment methods
From 12:07 PM PST until 1:30 PM PST on January 14, 2026, some users were unable to add payment methods to their Slack billing pages.A recent backend change to our …
Red Hat Content Delivery Network (CDN) & Entitlement Network Modernization has begun
Jan 14, 21:07 UTCResolved - This incident has been resolved.Jan 14, 14:30 UTCMonitoring - We are currently working on updating our CDN and entitlement network to improve resiliency, security, and …
Connectivity issues for Azure PrivateLink endpoints.
Jan 14, 20:17 UTCResolved - The scope of this incident was smaller than originally anticipated.As of 16:27 UTC our engineering team merged a fix for those affected and we are …
Red Hat Content Delivery Network (CDN) & Entitlement Network Modernization
Jan 14, 20:00 UTCCompleted - The scheduled maintenance has been completed.Sep 24, 12:42 UTCScheduled - On January 14th, 2026 Red Hat will be making a number of changes to our …
[Retroactive] Incident with GitHub Copilot (GPT-5 model)
Jan 14, 18:00 UTCResolved - From January 14, 2026, at 18:15 UTC until January 15, 2026, at 11:30 UTC, GitHub Copilot users were unable to select the GPT-5 model for …
PAN-SA-2026-0001 Chromium: Monthly Vulnerability Update (January 2026) (Severity: MEDIUM)
Edge Function increased error rate in EU-West-1
Jan 14, 14:44 UTCResolved - This incident has been resolved.Jan 14, 13:12 UTCMonitoring - A fix has been implemented and we are monitoring the results.Jan 14, 13:00 UTCIdentified - The …
Elevated error rates on Opus 4.5 and Sonnet 4.5
Jan 14, 14:17 UTCResolved - This incident has been resolved.Jan 14, 14:06 UTCUpdate - We are continuing to monitor for any further issues.Jan 14, 13:31 UTCMonitoring - A fix has …
Claude Opus 4.5 model experiencing degraded performance
Jan 14, 12:23 UTCResolved - On January 14th, 2026, between approximately 10:20 and 11:25 UTC, the Copilot service experienced a degradation of the Claude Opus 4.5 model due to an …
Copilot's GPT-5.1 model has degraded performance
Jan 14, 10:52 UTCResolved - This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared …
Elevated build failure rates
Jan 14, 10:50 UTCResolved - After monitoring our fix, we found no new occurrences of build errors. This issue has been resolved.Jan 14, 02:22 UTCMonitoring - A fix has been …
Elevated real-time error rates in ap-se-1
Jan 14, 10:07 UTCResolved - We've confirmed that the elevated 5xx errors and high response times were isolated to the ap-southeast-1 region. Other regions remained healthy throughout the incident.Dashboards showed …
Maintenance on Grafana Databases
Jan 14, 09:00 UTCCompleted - The scheduled maintenance has been completed.Jan 14, 07:00 UTCIn progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Jan 7, 10:02 …
Urgent Maintenance on Admin UI - zscalerthree.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on zscalerthree.net cloud. This maintenance is scheduled for Tuesday at 10:00 PM Pacific Time on Jan 13, 2026 …
Urgent Maintenance on Admin UI - zscalertwo.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on zscalertwo.net cloud. This maintenance is scheduled for Tuesday at 10:00 PM Pacific Time on Jan 13, 2026 …
Urgent Maintenance on Admin UI - zscloud.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on zscloud.net cloud. This maintenance is scheduled for Tuesday at 9:00 PM Pacific Time on Jan 13, 2026 …
Urgent Maintenance on Admin UI - zscaler.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on zscaler.net cloud. This maintenance is scheduled for Tuesday at 7:00 PM Pacific Time on Jan 13, 2026 …
[ICM-4367] Planned Maintenance on the Imperva data center in Amsterdam, Netherlands
Jan 14, 01:22 UTCCompleted - The scheduled maintenance has been completed.Jan 13, 23:00 UTCIn progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Dec 12, 02:29 …
Elevated error rates for ChatGPT users
Status: ResolvedAll impacted services have now fully recovered.Affected components Conversations (Operational)
Disruption with some GitHub services
Jan 14, 00:18 UTCResolved - Between 2026-01-13 22:20 and 2026-01-14 00:18 UTC, GitHub Code Search experienced an increase in latency and request timeouts. This was caused by some network transit …
Admin UI Urgent Maintenance - zscalerone.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on zscalerone.net cloud which can take up to 60 minutes to complete.During the maintenance, the ZIA Admin Portal, …
CLI version code10745code is available
CLI version 1.0.745 is available. For more information, see Updating the CLI and the CLI change log. Type: release_note Regions: global Resources: openshift Type: release_note Update Time: Tue Jun 23 …
CLI version code10745code is available
CLI version 1.0.745 is available. For more information, see Updating the CLI and the CLI change log. Type: release_note Regions: global Resources: containers-kubernetes Type: release_note Update Time: Tue Jun 23 …
IBM Cloud Event Notifications is now available in the Washington DC region
IBM Cloud Event Notifications is now available in the Washington DC region IBM Cloud Event Notifications now can provision an instance in the Washington DC region. Type: release_note Regions: global …
Confidential computing with Intel Trusted Domain Extension TDX for Virtual Servers for VPC is available in Dallas select availability
Confidential computing with Intel Trusted Domain Extension (TDX) for Virtual Servers for VPC is available in Dallas (select availability) Confidential computing with Intel® Trusted Domain Extension (TDX) for VPC is …
ENS High and Protected B certifications for Power Virtual Server
ENS High and Protected B certifications for Power Virtual Server Power Virtual Server is Esquema Nacional de Seguridad (ENS) High and Protected B certified. For more information about ENS High …
Fortnite Login & Matchmaking Issues
Jan 13, 19:45 UTCResolved - ✅ Fortnite login and matchmaking services have been restored.Jan 13, 16:37 UTCIdentified - ⚠️ We're aware of a network issue preventing some players from logging …
"Monitor->Alerts(BETA)" Service Maintenance
Jan 13, 19:30 UTCCompleted - The scheduled maintenance has been completed.Jan 13, 16:00 UTCIn progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Jan 13, 06:25 …
F5 Distributed Cloud - Service Interruption - Jakarta (JK1) Region is Isolated - INC-20260112-427
Jan 13, 11:15 UTCResolved - The Distributed Cloud team has verified that our services are stable and functioning as expected. This incident has been marked as resolved. If you continue …
GitHub Copilot failures
Jan 13, 10:46 UTCResolved - On January 13th, 2026, between 09:25 UTC and 10:11 UTC, GitHub Copilot experienced unavailability. During this window, error rates averaged 18% and peaked at 100% …
Reporting Issues
Jan 13, 09:45 UTCResolved - We can confirm that the issue was mitigated at 04:00 UTC on 13 January 2026, and the service has resumed normal operation. Customers and partners …
Edge Delivery Issues in Paris, France and Bogota
Jan 13, 08:52 UTCResolved - We became aware of an issue with Edge Delivery Network related to connectivity time outs and latency issues with packet loss alerts. The issue lasted …
Administration UI Issue - zscaler.net, zscalerone.net, zscalertwo.net, zscloud.net, zscalerthree.net
Zscaler has detected an issue with the administration UI on its zscalerone.net,zscalertwo.net,zscalerthree.net,zscloud.net and zscaler.net Clouds.. Customers might face delays with new policy activation made on the ZIA Administrator UI.We will …
Increased rate of errors for Opus 4.5
Jan 13, 07:49 UTCResolved - This incident has been resolved.Jan 13, 07:39 UTCMonitoring - A fix has been implemented and we are monitoring the results.Jan 13, 07:27 UTCInvestigating - We …
Emergency Network Maintenance FR-PAR (Paris, FR)
Jan 13, 00:00 UTCCompleted - The scheduled maintenance has been completed.Jan 12, 22:00 UTCIn progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Jan 9, 18:57 …
IBM Cloud Object Storage plugin updates
IBM Cloud Object Storage plug-in updates. For more information, see the change log. Type: release_note Regions: global Resources: openshift Type: release_note Update Time: Tue Jun 23 2026 17:20:21 GMT+0000
IBM Cloud Object Storage plugin updates
IBM Cloud Object Storage plug-in updates. For more information, see the change log. Type: release_note Regions: global Resources: containers-kubernetes Type: release_note Update Time: Tue Jun 23 2026 17:16:24 GMT+0000
Seattle I Datacenter Scheduled Maintenance - zscaler.net, zscalertwo.net, zscloud.net, zscalerthree.net
Zscaler will be performing planned maintenance at our Seattle I (SEA1) Data Center. We expect minimal to no impact to services during the maintenance window.Maintenance Window Start time is January 14, 5:00 pm …