Domain redirects

Try login into the control panel first

see why:

You can also try monstaFTP after that (only it is not for uploading a lot of files)
but you can see if you see files etc. on the hosting
and whether the login to FTP was successful

If you think that something is wrong with filezilla, then send us the full log

if it says in the log that “you should be faster next time”, then everything is probably fine, but the server kicked you out due to inactivity.