When I register on discord, and verify the email. Discord detects something unusual
Maybe because you are using an iOS Device?
https://www.istripper.com/forum/thread/48512/3?post=727708
(I don't like to share data security info and location on networks).
Well, at least your ISP knows about your Location and also the Provider from the other Proxy Server.
The Video is only in German Language available, but it is showing that no one which is connected
to the Internet is really private and hidden on the Internet.
https://www.youtube.com/watch?v=dTQAO7M5Gp8
No matter if you are using a VPN, the TOR Network or another Proxy Server.