when i login to it my realm crashes says server closed then wont let me back into it (more info in description

when I try to login to my realm it crashes after about 60 seconds and says "server closed" I close my game wait a few minutes and then it says "connection refused no further information"

also when I'm moving at all (e.g.flying,walking,or falling) too fast I get randomly teleported back from where I started moving from for no reason at all

when i try to sign in it says timed out every time for no reason
plz help im having to pay for somthing i cant use cause it does this .every time