Outage in Zscaler

Lisbon I Datacenter Issue

Resolved Minor
November 26, 2025 - Started 4 days ago - Lasted about 5 hours

Incident Report

Zscaler has detected an issue with our Lisbon I datacenter and is currently investigating the matter. Traffic has been re-routed to the next closest datacenter while we investigate. 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 - Wed, 26 Nov 2025 07:04:56 UTCThe Zscaler team has identified the issue and is actively prioritizing the incident, exploring mitigation options, and working to restore service for all affected traffic.
Components affected
Zscaler EMEA

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