There's definitely something wrong, I can't log on to the FTP server and couldn't yesterday either.
I have the same problem :/
Status: Resolving address of ftp.aminet.net
Status: Connecting to 67.205.1.184:21...
Status: Connection established, waiting for welcome message...
Response: 220 DreamHost FTP Server
Command: USER anonymous
Response: 331 Password required for anonymous.
Command: PASS **************
Response: 530 Login incorrect.
Error: Could not connect to server