There are a lot of IPs these could be in Amsterdam, and they could change at any time. If it gets you unstuck you can use them but your life will be way easier if you find some other way to get this working.
Right now they’ll need to allow:
104.225.98.0/24
145.40.96.0/24
147.75.85.0/24
104.225.98.0/24
147.75.87.0/24