Public maintenance from vendor feeds, with related items from the same catalog.
Dear Customer,
In accordance with Zscaler Service Continuity Policy and as previously announced via Trust and email notification sent on June 1, 2026, we would like to remind you of the upcoming changes to HUB IP address ranges as listed below. The services through the new IP address range will be available anytime on or after July 31, 2026.
| CIDR | Notes |
| 175.107.184.0/23 | New addition to Required Hub IP addresses |
Please update your firewall policy rules and any upstream access control lists to allow the new IP address range to avoid any service disruption.
For more information, please visit:
https://config.zscaler.com/zscaler.net/hubs
https://config.zscaler.com/zscloud.net/hubs
https://config.zscaler.com/zscalerone.net/hubs
https://config.zscaler.com/zscalertwo.net/hubs
https://config.zscaler.com/zscalerthree.net/hubs
https://config.zscaler.com/zdxcloud.net/hubs
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 Zscaler Service Continuity Policy and as previously announced via Trust and email notification sent on June 1, 2026, we would like to remind you of the upcoming changes to HUB IP address ranges as listed below.
More recent public maintenance for Zscaler.