220 DSM FTP server ready.
530 Login incorrect.
214- The following commands are recognized (* =>'s unimplemented).
   USER    LPRT    MODE    MSOM*   RNTO    SITE    RMD     SIZE    AUTH 
   PASS    EPRT    RETR    MSAM*   ABOR    SYST    XRMD    MDTM    PBSZ 
   ACCT*   PASV    STOR    MRSQ*   DELE    STAT    PWD     MLST    PROT 
   SMNT*   LPSV    APPE    MRCP*   CWD     HELP    XPWD    MLSD    CCC 
   REIN*   EPSV    MLFL*   ALLO    XCWD    NOOP    CDUP    MFMT 
   QUIT    TYPE    MAIL*   REST    LIST    MKD     XCUP    FEAT 
   PORT    STRU    MSND*   RNFR    NLST    XMKD    STOU    OPTS 
214 Direct comments to ftp-bugs@DSM.
211- Extensions supported:
 AUTH TLS
 PBSZ
 PROT
 CCC
 SIZE
 MDTM
 REST STREAM
 MFMT
 TVFS
 MLST modify*;type*;unique*;size*;UNIX.mode*;UNIX.owner*;UNIX.group*;
 MLSD modify*;type*;unique*;size*;UNIX.mode*;UNIX.owner*;UNIX.group*;
 UTF8
211 End.

nginx

DSM - Synology NAS

HTTP/1.1 200 OK
Server: nginx
Date: Tue, 24 Dec 2024 11:27:55 GMT
Content-Type: text/html; charset="UTF-8"
Transfer-Encoding: chunked
Connection: keep-alive
Keep-Alive: timeout=20
Vary: Accept-Encoding
Cache-control: no-store
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN
P3P: CP="IDC DSP COR ADM DEVi TAIi PSA PSD IVAi IVDi CONi HIS OUR IND CNT"
Content-Security-Policy: base-uri 'self';  connect-src data: ws: wss: http: https:; default-src 'self' 'unsafe-eval' data: blob: https://*.synology.com https://www.synology.cn/ https://help.synology.cn/; font-src 'self' data: https://*.googleapis.com https://*.gstatic.com https://fonts.gstatic.com; form-action 'self'; frame-ancestors 'self'; frame-src 'self' data: blob: https://*.synology.com https://*.synology.cn https://www.youtube.com http://www.youtube.com http://*.synology.com http://*.synology.cn http://global.synologydownload.com https://global.synologydownload.com; img-src 'self' data: blob: https://*.google.com https://*.googleapis.com http://*.googlecode.com https://*.gstatic.com https://global.download.synology.com https://maps.gstatic.com https://*.googleapis.com https://*.google.com https://i.ytimg.com https://*.ggpht.com; media-src 'self' data: about: https://*.synology.com https://help.synology.cn;  script-src 'self' 'unsafe-eval' data: blob: https://maps.google.com https://maps.googleapis.com https://ajax.googleapis.com https://help.synology.com https://help.synology.cn https://maps.google.com https://maps.googleapis.com; style-src 'self' 'unsafe-inline' https://*.googleapis.com https://fonts.googleapis.com;


Synology DiskStation Manager (DSM):
  Version: 7.2.2-72806
  Hostname: DSM