This should be added as I don't know if anyone has seen that now zoom and office 365 have autodiscover URL for the source ip addresses and maybe Palo Alto may need to include the use of External Dynamic Lists (EDL) in the Globalprotect VPN split tunnel:
Click Accept as Solution to acknowledge that the answer to your question has been provided.
The button appears next to the replies on topics you’ve started. The member who gave the solution and all future visitors to this topic will appreciate it!
These simple actions take just seconds of your time, but go a long way in showing appreciation for community members and the LIVEcommunity as a whole!
The LIVEcommunity thanks you for your participation!