Announcing IP Address Changes (No Operational Impact)
Scheduled for Dec 1, 23:59 PST  -  Dec 2, 00:00 PST
Scheduled
Zoom will be removing 1 IP range from the Zoom Meeting and Cloud Room Connector services as those services, which has been migrated to Zoom’s larger contiguous ranges that have been previously announced. We recommend that network administrators, with Zoom specific firewall or network rules, update their systems as soon as possible in preparation.

Removed IP range:
16.63.29.0/24

Additionally, we are adding a list of subnet ranges which network administrators utilizing the HTTP Call Widget in the Zoom Contact Center Flow Editor should allow.

Network requests defined in Zoom Contact Center HTTP Call widget will originate from the following IP addresses:
3.235.96.0/23
134.224.0.0/16
170.114.0.0/16

Lastly, the following URLs will be deployed for Zoom Client certificate validation starting no earlier than 30 days from the posting of this notice. We recommend that network administrators with Zoom-specific firewall or network rules update their systems as soon as possible in preparation.

ocsp.sectigo.com
ocsp.usertrust.com
ocsp.comodoca.com
crl.sectigo.com
crl.usertrust.com
crl.comodoca.com
Posted Oct 31, 2024 - 10:50 PDT
This scheduled maintenance affects: Zoom Meetings (Zoom Meetings, Zoom Conference Room Connector, Zoom Webinars) and Zoom Contact Center - Global (Zoom Contact Center).