Announcing Updated IP Address Ranges

Scheduled for Apr 1, 23:59 PDT  -  Apr 2, 00:00 PDT

Scheduled

Zoom will add additional data centers in an existing region to the global Zoom routing network starting no earlier than 30 days from the posting of this notice. For network administrators with Zoom-specific proxy rules, please update your PAC files with the following site.

New data centers:
Hyderabad (India) - hy2.zoom.us
Mumbai (India) - mb2.zoom.us

The following new and updated IP subnet ranges will be deployed to Zoom resources to support the additional data centers above. We recommend that network administrators with Zoom-specific firewall or network rules update their systems as soon as possible in preparation.

New IPv4 ranges:
137.66.128.0/17
168.140.0.0/17

New IPv4 Zoom Phone ranges:
137.66.128.0/17

New Cloud Room Connector ranges:
137.66.128.0/17
168.140.0.0/17

Additionally, the following IP subnet ranges are no longer in use and will be removed from Zoom Phone resources starting no earlier than 30 days from the posting of this notice:

Removed Zoom Phone IP ranges:
3.21.137.128/25
3.72.154.128/25
3.80.20.128/25
3.104.34.128/25
3.120.121.0/25
3.235.96.0/23
18.159.143.0/25
52.59.151.0/25
99.79.20.0/25

For a complete list, please see:
https://assets.zoom.us/docs/ipranges/Zoom.txt
https://assets.zoom.us/docs/ipranges/ZoomMeetings.txt
https://assets.zoom.us/docs/ipranges/ZoomPhone.txt
https://assets.zoom.us/docs/ipranges/ZoomCRC.txt

These changes will not affect Data & Storage Settings within the web portal concerning regions selected for Real-time data center locations. This is only a notification about the addition of data centers, their applicable DNS, and IP addresses within the existing regions.

A complete list of network firewall IP ranges for Zoom can be found on the Zoom Support site at: https://support.zoom.com/hc/en/article?id=zm_kb&sysparm_article=KB0060548

In addition, a complete list of Zoom data centers can be found on the Zoom Support site at: https://support.zoom.com/hc/en/article?id=zm_kb&sysparm_article=KB0067446
Posted Feb 28, 2025 - 11:31 PST
This scheduled maintenance affects: Zoom Meetings (Zoom Meetings, Zoom Conference Room Connector, Zoom Webinars), Zoom Chat (Zoom Chat), Zoom Rooms (Zoom Workspace Reservation), Zoom Contact Center - Global (Zoom Contact Center), and Zoom Phone - Global (Zoom Phone).