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Outage in Zscaler

Beijing III, Shanghai, Shanghai II Datacenter Issue

Resolved Minor
April 23, 2026 - Started about 12 hours ago - Lasted about 1 hour

Incident Report

Summary AI Generated

Zscaler experienced connectivity issues affecting their Beijing III, Shanghai, and Shanghai II datacenters, causing slowness, connection timeouts, and increased latency for users in the APAC region. The service disruption impacted multiple locations including Tianjin for approximately 1.2 hours. Users were advised to failover to secondary or alternate datacenters as a workaround during the incident.

Zscaler is currently investigating reports of an issue with its Beijing III, Shanghai, Shanghai II datacenter. We are investigating periods of slowness, connection timeouts and/or increased latency. 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 updates will be posted there as they become available.

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