Outage in Zscaler

Chennai II, Hyderabad I, Mumbai VI Datacenter Issue

Resolved Minor
December 22, 2025 - Started 23 days ago - Lasted about 2 hours

Incident Report

Zscaler has detected an issue with our Chennai II, Hyderabad I, Mumbai VI datacenter and is currently investigating the matter. If you’re currently experiencing any traffic impacting issues please failover to your secondary DC or any other alternate DC. For more information, please refer to the following support article. We will continue to provide updates here as the investigation progresses. For detailed updates, please check the Service Status section in your Zscaler customer support portal (CSP). Status changes and additional details will be posted there as they become available.Latest Update - Mon, 22 Dec 2025 14:38:23 UTCZscaler has implemented preliminary mitigation measures to address the issue. The team is actively monitoring and evaluating the effectiveness of these measures.Update - Mon, 22 Dec 2025 13:52:50 UTCWe have identified the root cause for this issue and we are currently working to mitigate the issue.Update - Mon, 22 Dec 2025 14:38:23 UTCZscaler has implemented preliminary mitigation measures to address the issue. The team is actively monitoring and evaluating the effectiveness of these measures.

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