How do I get Office 365 traffic to pass through the Cloud SWG (formerly known as WSS) service?
What is the TLS/SSL interception policy for Office 365 (O365) in Cloud SWG?
How often are the O365 lists synced/updated in Cloud SWG that are used for TLS/SSL policy?
Update cadence: The O365 lists in Cloud SWG are synced with Microsoft's list daily.
Documentation: Office 365 Integration and Policy for Cloud SWG
Note: These are global policy options. The changes apply to all Office 365 connections regardless of the default policies that are described in the previous sections.
For reference, please see Microsoft's doc: Office 365 URLs and IP address ranges.
This article provides the IPs and domains updated by Microsoft.