Google Maps Platform rejected your request. This IP, site or mobile application

Clients are reporting that they cannot see Google Maps on our website using Brave, they get the error

Google Maps Platform rejected your request. This IP, site or mobile application is not authorized to use this API key. Request received from IP address 188.213.15.88, with referer: https://www.google.com/

To reproduce this link will show the error, this doesn´t occur on Chrome, Edge or Opera

My version of Brave is Version 1.10.90 Chromium: 83.0.4103.97 (Official Build) (64-bit)