Announcing Additional IP Address Ranges for Zoom Phone (No Operational Impact)
Scheduled for Dec 18, 23:59 PST  -  Dec 19, 00:00 PST
Scheduled
We will be adding additional IP address ranges for Zoom Phone. This is a notice so that network administrators, with Zoom specific firewall or network rules, can update their systems accordingly in preparation. The following IP address ranges have been added:

173.231.92.0/24
173.231.94.0/24

For more details, please see: https://support.zoom.us/hc/en-us/articles/201362683
Posted Oct 28, 2020 - 09:33 PDT
This scheduled maintenance affects: Zoom Phone.