Amsterdam III Datacenter Scheduled Maintenance - IPv6 Enablement - zscaler.net, zscalertwo.net, zscloud.net, zscalerthree.net

Major Impact Investigating Ongoing April 10, 2026

Incident Lifecycle

Investigating

Incident Timeline

Investigating
Zscaler will be enabling IPv6 at our Amsterdam III (AMS3) Data Center.  During the maintenance window the services through AMS3 Data Center will be restarted in phases to minimize the service impact.Other Zscaler sites and Zscaler Services will continue to operate normally.Maintenance Window:Start time is April 15, 1:30 pm PDT (April 15, 20:30 UTC)End time is April 15, 6:30 pm PDT (April 16, 1:30 UTC)
Apr 10, 2026 at 9:04 PM UTC
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