ftpscan archive: compilenix.org/ftpscan/archive/
220 (vsFTPd 3.0.3)151.217.240.90
220 ProFTPD 1.3.5d Server (Debian) [::ffff:151.217.240.90] 331 Password required for anonymous 530 Login incorrect. 530 Please login with USER and PASS 530 Please login with USER and PASS 221 Goodbye.151.217.218.86
220 ProFTPD 1.3.5d Server (Debian) [151.217.218.86]151.217.208.237
220 fabien.klemkow.net FTP server ready.151.217.98.42
421 There are too many connected users, please try later.151.217.97.75
220 ProFTPD 1.3.5d Server (Debian) [::ffff:151.217.97.75]151.217.56.62
220 ProFTPD 1.3.5a Server (Debian) [::ffff:151.217.56.62]151.217.47.159
220 (vsFTPd 3.0.3)151.217.47.61
220 ProFTPD 1.3.5b Server (Debian) [::ffff:151.217.47.61]151.217.38.30
220 (vsFTPd 3.0.3)151.217.36.36
220 (vsFTPd 3.0.3) 331 Please specify the password.151.217.1.22
220 ProFTPD 1.3.5 Server (Debian) [::ffff:151.217.1.22]