220 Cafe24 FTP Server Ready .. 
530 ???? ??????.
214-?? ??? ???????. (* =>'s unimplemented):
 CWD     XCWD    CDUP    XCUP    SMNT*   QUIT    PORT    PASV    
 EPRT    EPSV    ALLO*   RNFR    RNTO    DELE    MDTM    RMD     
 XRMD    MKD     XMKD    PWD     XPWD    SIZE    SYST    HELP    
 NOOP    FEAT    OPTS    HOST    CLNT    AUTH*   CCC*    CONF*   
 ENC*    MIC*    PBSZ*   PROT*   TYPE    STRU    MODE    RETR    
 STOR    STOU    APPE    REST    ABOR    USER    PASS    ACCT*   
 REIN*   LIST    NLST    STAT    SITE    MLSD    MLST    
214 Direct comments to root@localhost
211-Features:
 CLNT
 EPRT
 EPSV
 HOST
 LANG fr-FR;ja-JP;ko-KR*;bg-BG;es-ES;zh-TW;zh-CN;en-US;ru-RU;it-IT
 MDTM
 REST STREAM
 SIZE
 UTF8
211 ?

OpenResty

HTTP/1.1 200 OK
Server: openresty
Date: Wed, 24 Apr 2024 23:56:45 GMT
Content-Type: text/html
Content-Length: 1516
Connection: keep-alive
Vary: Accept-Encoding
Content-Location: index.html.en
Vary: negotiate,accept-language
TCN: choice
Last-Modified: Wed, 30 Aug 2023 21:15:40 GMT
ETag: "5ec-6042a6df25700"
Accept-Ranges: bytes
Content-Language: en
X-XSS-Protection: 1;mode=block

OpenResty

HTTP/1.1 400 Bad Request
Server: openresty
Date: Sun, 14 Apr 2024 02:07:00 GMT
Content-Type: text/html
Content-Length: 654
Connection: close