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.151.217.208.237
220 fabien.klemkow.net FTP server ready.151.217.98.42
220 (vsFTPd 3.0.3)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)151.217.36.36
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]