Incident History
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Service degradation: Increased Error Rates
We continue to work toward restoring power in the affected Availability Zone in the ME-CENTRAL-1 Region (mec1-az2). In parallel, we are actively working on improving error rates and latencies that …
Service degradation: Increased Error Rates
We wanted to provide some additional information on the isolated power issue. At this time, most AWS Services have weighted away from the affected Availability Zone (mec1-az2) and are seeing …
Incident: Issue with Slack Search feature
The issue with slow or incomplete search results in Slack is now resolved for all users as of 19:53 UTC on March 1, 2026.We apologize for any disruptions to your …
Service impact: Increased Error Rates
We can confirm that a localized power issue has affected a single Availability Zone in the ME-CENTRAL-1 Region (mec1-az2). EC2 Instances, DB Instances, EBS Volumes, and others resources are currently …
Regional Monitoring - EMEA (UAE)
Mar 1, 08:39 EST Resolved - Genesys is continuing to monitor activities in the region with the platform provider. Genesys Cloud services are operating normally after evacuating services from a …
Service impact: Increased Error Rates
We are investigating connectivity and power issues affecting APIs and instances in a single Availability Zone (mec1-az2) in the ME-CENTRAL-1 Region due to a localized power issue. Existing instances in …
Service impact: Increased Error Rates
We are investigating issues with AWS services in the ME-CENTRAL-1 Region.
[TR-21344] - Scheduled update to the Imperva DNS protection – March 1, 2026
Mar 1, 08:00 UTCCompleted - The scheduled maintenance has been completed.Mar 1, 06:30 UTCIn progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.Feb 22, 13:56 …
Scheduled Maintenance Extended - zscloud.net
The Zscaler Site Reliability Engineering team will be extending the scheduled maintenance of the zscloud.net cloud by 2 hours. As part of our standard maintenance process, all logs will be …
Data Infrastructure Insights Workload Security - Logs ingestion - Partial outage - (US 1)
Mar 1, 03:53 UTC Resolved - Issue is identified & resolved. Mar 1, 03:14 UTC Investigating - We are currently investigating this issue.
VPN Legacy Application Issue - private.zscaler.com
Zscaler is currently investigating an issue affecting Legacy VPN application services for customers in the UAE region. Initial findings indicate that this disruption is related to an AWS service issue …
Urgent Maintenance - zscalerone.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on the zscalerone.net cloud. This maintenance is scheduled for Sunday at 1:00 AM Pacific Time on March 1, …
Urgent Maintenance on Capetown, Capetown IV, Johannesburg II, Johannesburg III, Lagos, London III, and New York III datacenters - zscalerone.net
The Zscaler Site Reliability Engineering team will be performing an urgent maintenance on the Capetown, Capetown IV, Johannesburg II, Johannesburg III, Lagos, London III, and New York III datacenters on …
Scheduled Database Maintenance
Feb 28, 11:45 PST Completed - The scheduled maintenance has been completed. Feb 28, 11:25 PST Verifying - Verification is currently underway for the maintenance items. Feb 28, 10:00 PST …
Elevated errors on Claude Opus 4.6
Feb 28, 18:34 UTCResolved - Between 9:50 PT / 17:50 UTC and 10:12 PT / 18:12 UTC we had a high rate of errors on Claude Opus 4.6. This has …
Elevated errors on claude.ai
Feb 28, 15:50 UTCResolved - This incident has been resolved.Feb 28, 13:07 UTCMonitoring - A fix has been implemented and we are monitoring the results.Feb 28, 12:57 UTCInvestigating - We …
Increased Edge Function Errors across multiple regions
Feb 28, 14:29 UTCResolved - The issue affecting Edge Functions has now been fully resolved, and users have reported Edge Functions operating as expected.The root cause was a denial-of-service event …
Elevated Errors for Kolkata (CCU), Mumbai (BOM), New Delhi (DEL)
Engineering has confirmed that Kolkata (CCU), Mumbai (BOM), New Delhi (DEL) POPs has been fully restored. Customers may have experienced elevated errors from 09:15 to 12:35 UTC. This incident is resolved. Note: Our Customer …
Beijing III, Shanghai Datacenter Issue - zscaler.net
Zscaler has detected an issue with our Beijing III, Shanghai datacenter and is currently investigating the matter. If you’re currently experiencing any traffic impacting issues please failover to your secondary …
Elevated Errors for Kolkata (CCU), Mumbai (BOM), New Delhi (DEL)
Engineering has confirmed the impact to Kolkata (CCU), Mumbai (BOM), New Delhi (DEL) POPs has been mitigated.
Elevated Errors for Kolkata (CCU), Mumbai (BOM), New Delhi (DEL)
Our engineers believe they have identified contributing factor causing the issue impacting the Kolkata (CCU), Mumbai (BOM), New Delhi (DEL) status page component. We are now developing a fix, and will …
Connectivity Issues Affecting India Data Centers - zscaler.net, zscalertwo.net, zscloud.net, zscalerthree.net, private.zscaler.com, zpatwo.net
Zscaler has detected an issue with its Chennai II, Hyderabad I, Kolkata I, Mumbai VI, Mumbai VII, New Delhi I datacenter and is currently investigating the matter. If you’re currently …
Elevated Errors for Kolkata (CCU), Mumbai (BOM), New Delhi (DEL)
We are investigating elevated errors to our Kolkata (CCU), Mumbai (BOM), New Delhi (DEL) Point of Presence (POPs). All other products and services are unaffected by this incident.
【已恢复】DeepSeek 网页/APP 性能异常（[Resolved]DeepSeek Web/APP Service Degraded Performance）
Feb 28, 15:30 CSTResolved - This incident has been resolved.Feb 28, 14:40 CSTIdentified - The issue has been identified and a fix is being implemented.
【已恢复】DeepSeek 网页/APP 性能异常（[Resolved]DeepSeek Web/APP Service Degraded Performance）
Status: resolvedThis incident has been resolved.Affected components: 网页对话服务 (Web Chat Service)
Delays Loading Observability, Analytics and Speed Insights Data
Feb 28, 06:28 UTCResolved - This incident has been resolved.Feb 28, 05:46 UTCMonitoring - We experienced delays in loading Observability, Analytics and Speed Insights data on the dashboard. We will …
Scheduled Maintenance Extended - zscaler.net
The Zscaler Site Reliability Engineering team will be extending the scheduled maintenance of the zscaler.net cloud by 4 hours. As part of our standard maintenance process, all logs will be …
Osaka I Datacenter Scheduled Maintenance - zscaler.net, zscalerthree.net
Zscaler will be expanding its global data center footprint and performing maintenance at our Osaka I (OSA1) data center. We expect minimal to no impact to services during the maintenance …
Denver III Datacenter Scheduled Maintenance - zscalertwo.net
Zscaler will be expanding its global data center footprint and performing maintenance at our Denver III (DEN3) data center. We expect minimal to no impact to services during the maintenance …
[INC-982] Istanbul Turkey (SAW) Data Center Issue
Feb 28, 00:26 UTCResolved - Service in the data center has been restored to normal.The status updates are an integral part of proactive monitoring and transparent communication about the status …
Middle East Situation and Elevated Monitoring Posture - zscaler.net, zscalerone.net, zscalertwo.net, zscloud.net, zscalerthree.net, private.zscaler.com, zdxcloud.net, zpatwo.net
Zscaler is aware of ongoing geopolitical developments in the Middle East that may impact regional internet connectivity and routing. As part of our standard operational practices, Zscaler is closely monitoring …
Incident with Copilot agent sessions
Feb 27, 23:49 UTCResolved - On February 27, 2026, between 22:53 UTC and 23:46 UTC, the Copilot coding agent service experienced elevated errors and degraded functionality for agent sessions. Approximately …
Trace querying issue in all Tempo clusters
Feb 27, 23:38 UTCResolved - This incident has been resolved.Feb 27, 19:27 UTCIdentified - Our team has identified the issue, and are in the process of testing a fix.Feb 27, …
Vienna I Datacenter Scheduled Maintenance - zscaler.net, zscalerthree.net
Zscaler will be performing planned maintenance at our Vienna I (VIE1) Data Center. We expect minimal to no impact to services during the maintenance window.Maintenance Window:Start time is March 3, …
Connectivity Issues Affecting India Data Centers - zscaler.net, zscalertwo.net, zscloud.net, zscalerthree.net, private.zscaler.com, zpatwo.net
Zscaler has detected an issue with our Chennai II, Hyderabad I, Kolkata I, Mumbai VI, Mumbai VII, New Delhi I datacenter and is currently investigating the matter. If you’re currently …
Connectivity Issue - Singapore (ap-south)
Feb 27, 21:01 UTCResolved - We haven’t observed any additional connectivity issues in our Singapore data center, and will now consider this incident resolved. If you continue to experience problems, …
Multiple Services | Mumbai Incident Details
Type: Incident Affected Components: Mumbai, Protection, Mumbai (WW), Mumbai, India Feb 28, 10:55:45 GMT+0 - Investigating - We are once again experiencing a partial outage in our CDN, Cloud, Hosting, …
Multiple Compute and Edge Delivery Services Experiencing Packet Loss in India Region
Feb 27, 19:48 UTCResolved - We can confirm that the issue was mitigated at 13:10 UTC on February 27, 2026 and the service has resumed normal operation. Customers and partners …
Connectivity Issue - Chennai, IN (in-maa) and Mumbai Expansion, IN (in-bom-2)
Feb 27, 19:45 UTCResolved - We haven’t observed any additional connectivity issues in our Chennai, IN (in-maa) and Mumbai Expansion, IN (in-bom-2) data centers, and will now consider this incident …
Sonnet 4.6 elevated error rate
Feb 27, 19:43 UTCResolved - This incident has been resolved.Feb 27, 19:32 UTCInvestigating - We are currently investigating this issue.
Claude Desktop login issues
Feb 27, 17:21 UTCResolved - This incident has been resolved.Feb 27, 17:21 UTCUpdate - We are continuing to monitor for any further issues.Feb 27, 14:00 UTCMonitoring - Some new logins …
Elevated errors on claude.ai
Feb 27, 17:17 UTCResolved - This incident has been resolved.Feb 27, 13:41 UTCMonitoring - A fix has been implemented and we are monitoring the results.Feb 27, 13:14 UTCInvestigating - We …
Increased Latency for Small Subset of Customers
Feb 27, 16:25 UTCResolved - A recent rollout caused the AuthZ (RBAC) service to perform many redundant folder-tree fetches for each authorization check. For a small number of tenants in …
Incorrect pipeline assignment after custom attributes are assigned
Feb 27, 15:24 UTCResolved - This incident has been resolved.Feb 27, 13:39 UTCIdentified - The issue has been identified and we are working on a fix.Feb 27, 12:57 UTCInvestigating - …
Outage in usage reporting
Feb 27, 14:23 UTCResolved - This incident has been resolved. Impact: Feb 26 ~02:00 to Feb 27 06:20 UTC. Usage report API endpoints and analytics dashboards experienced errors and missing …
PDX (Portland) on 2026-02-27
THIS IS A SCHEDULED EVENT Feb 27, 14:00 - 23:59 UTCJan 30, 22:56 UTCScheduled - We will be performing scheduled maintenance in PDX (Portland) datacenter on 2026-02-27 between 14:00 and …
Elevated errors on claude.ai
Feb 27, 13:12 UTCResolved - This incident has been resolved.Feb 27, 12:59 UTCInvestigating - We are currently investigating this issue.
Cloud| Manassas & Tokyo-1 Maintenance
Type: Maintenance Duration: 4 hours Affected Components: Containers, Tokyo-1, Managed Logging, Managed PostgreSQL, Manassas Feb 27, 12:00:01 GMT+0 - Identified - Maintenance is now in progress Feb 27, 16:00:00 GMT+0 …
Informational: Update to Fastly status page capabilities
Maintenance was completed on February 24, 2026 - this function is fully available.
RESOLVED: February 2026 Discover update
Incident began at 2026-02-05 09:00 and ended at 2026-02-27 02:00 (all times are US/Pacific). The rollout was complete as of February 27, 2026. Affected products: Ranking