ftpscan archive: compilenix.org/ftpscan/archive/
220-FileZilla Server 0.9.60 beta 220-written by Tim Kosse (tim.kosse@filezilla-project.org) 220 Please visit https://filezilla-project.org/151.217.244.208
220 ProFTPD 1.3.4c Server (ProFTPD) [::ffff:151.217.244.208]151.217.237.244
220 151.217.237.244 FTP server (tnftpd 20100324+GSSAPI) ready.151.217.228.107
220 ProFTPD 1.3.5a Server (Debian) [::ffff:151.217.228.107]151.217.106.32
220 Welcome to Bob FTP service.151.217.98.42
220 (vsFTPd 3.0.3)151.217.55.27
220 FRITZ!BoxFonWLAN7270v2 FTP server ready.151.217.50.29
220 ProFTPD Server (freenas.sande FTP Server) [::ffff:151.217.50.29]151.217.47.43
220 sperrmuell151.217.43.50
220 NASFTPD Turbo station 1.3.5a Server (ProFTPD)151.217.40.59
220 ProFTPD Server (taiyaki FTP Server) [::ffff:151.217.40.59]151.217.40.54
220 MikroTik FTP server (MikroTik 6.40.4) ready151.217.40.46
220 ProFTPD 1.3.4a Server (Debian) [::ffff:151.217.40.46]151.217.40.48
220 ProFTPD 1.3.4a Server (Debian) [::ffff:151.217.40.48]151.217.36.36
220 (vsFTPd 3.0.3) 331 Please specify the password.