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Outage in Zscaler

Mexico City I and Mexico City II - Data Center Issue

Resolved Minor
August 20, 2026 - Started 2 days ago - Lasted about 2 hours

Incident Report

Summary AI Generated

Zscaler experienced a network connectivity issue at their Mexico City I and Mexico City II data centers, causing intermittent latency increases and degraded performance for some customers over approximately 1.8 hours. The root cause was identified as degradation on an external network path, with Zscaler engaging the responsible provider to resolve it. Customers were advised to fail over to a secondary or alternate data center while the issue was being addressed.

Zscaler is investigating a network connectivity issue affecting some traffic associated with our Mexico City I and Mexico City II Data Centers. Customers may experience intermittent increases in latency and degraded performance. 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 provide further updates as additional information becomes available. 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, 19 Aug 2026 23:20:29 UTCZscaler has identified degradation on an external network path and is actively working with the relevant provider to address the issue. Customers currently experiencing service impact may fail over to their secondary data center or another configured alternate data center, as appropriate. We will provide further updates as additional information becomes available.Update - Wed, 19 Aug 2026 23:20:29 UTCZscaler has identified degradation on an external network path and is actively working with the relevant provider to address the issue. Customers currently experiencing service impact may fail over to their secondary data center or another configured alternate data center, as appropriate. We will provide further updates as additional information becomes available.
Components affected
Zscaler Americas Zscaler Mexico I

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