Public maintenance from vendor feeds, with related items from the same catalog.
Dear Customer,
In accordance with the Zscaler Service Continuity Policy and as previously announced via email notification and Trust on June 1, 2026, we would like to remind you of the upcoming New DCs and expansions at the locations listed below. These would be available anytime on or after July 31, 2026.
Please update your firewall policy rules and any upstream access lists to allow the new IP address ranges to avoid any service disruption.
| Region | Location | CIDR | Notes |
| Americas | Buenos Aires II | 137.31.102.0/23 | New RS* data center |
| Americas | Buenos Aires II | 137.31.104.0/23 | New RS* data center |
| Americas | Buenos Aires II | 137.31.106.0/23 | New RS* data center |
| Americas | Buenos Aires II | 137.31.108.0/23 | New RS* data center |
| Americas | Buenos Aires II | 137.31.110.0/23 | New RS* data center |
| Americas | Buenos Aires II | 2605:4300:e800::/40 | New RS* data center |
| APAC | Canberra I | 175.107.180.0/23 | Expansion of existing data center |
| APAC | Canberra I | 175.107.182.0/23 | Expansion of existing data center |
| EMEA | Dusseldorf I | 137.31.94.0/23 | Expansion of existing data center |
We recommend that you add the IP address ranges listed in the 'Zscaler Aggregate IP Address Ranges' section of the CENR page to your access lists, firewalls, and application allowlists to avoid service disruption. The IPs from these ranges can be put in use by Zscaler for Web and Internet Application communication and dynamic service resolution.
For more information, please visit:
https://config.zscaler.com/zscaler.net/cenr
https://config.zscaler.com/zscloud.net/cenr
https://config.zscaler.com/zscalertwo.net/cenr
https://config.zscaler.com/zscalerthree.net/cenr
https://config.zscaler.com/private.zscaler.com/zpa
https://config.zscaler.com/zpatwo.net/zpa
If you have any questions, please contact Zscaler Support via the "Support" link on the Zscaler Administration U.I. or contact us by phone:
USA Toll Free: +1-844-971-0010
Global Direct: +1-408-752-5885
Customer Impact: Dear Customer, In accordance with the Zscaler Service Continuity Policy and as previously announced via email notification and Trust on June 1, 2026, we would like to remind you of the upcoming New DCs and expansions at the locations listed below.
Available Workaround: The IPs from these ranges can be put in use by Zscaler for Web and Internet Application communication and dynamic service resolution.
More recent public maintenance for Zscaler.