Forum Discussion
Brazil Microsoft Server Ranges
Our school district uses Office 365 for email in the cloud. We also employ in district a SonicWALL firewall which we use a Geo-IP filter. We generally use their recommendations on countries we should...
They don't publish the IPs for individual datacenters/locations for the "multi-tenant" O365. Best you can do is test against the list here: https://support.office.com/en-us/article/Office-365-URLs-and-IP-address-ranges-8548a211-3fe7-47cb-abb1-355ea5aa88a2?ui=en-US&rs=en-US&ad=US#bkmk_exo_ip
But have in mind that they might overlap between the different regions.