need help with log in

[12:12:00] An established connection was aborted by the software in your host machine.
[12:12:00] Server closed connection
[12:12:00] Cannot login waiting to retry (30s)...
[12:12:30] Continue to login attempt 3...
[12:12:30] Resolving host name (invisible)
[12:12:30] Connecting to 212.50.160.37 Port: 21
[12:12:30] Connected to (invisible)
[12:12:31] An established connection was aborted by the software in your host machine.
[12:12:31] Server closed connection
[12:12:31] Cannot login waiting to retry (30s)...
[12:13:01] Continue to login attempt 4...
[12:13:01] Resolving host name (invisible)
[12:13:01] Connecting to 212.50.160.37 Port: 21
[12:13:01] Connected to (invisible)
[12:13:02] An established connection was aborted by the software in your host machine.
[12:13:02] Server closed connection
[12:13:02] Cannot login waiting to retry (30s)...

can anyone help or give me advice on y i cant connect? btw im sure u all no anyway (invisible) is the web address