220 欢迎使用FTP软件 ^__^
530 Login or password incorrect!
214-The following commands are recognized:
   USER   PASS   QUIT   CWD    PWD    PORT   PASV   TYPE
   LIST   REST   CDUP   RETR   STOR   SIZE   DELE   RMD 
   MKD    RNFR   RNTO   ABOR   SYST   NOOP   APPE   NLST
   MDTM   XPWD   XCUP   XMKD   XRMD   NOP    EPSV   EPRT
   AUTH   ADAT   PBSZ   PROT   FEAT   MODE   OPTS   HELP
   ALLO   MLST   MLSD   SITE   P@SW   STRU   CLNT   MFMT
   HASH
214 Have a nice day.
211-Features:
 MDTM
 REST STREAM
 SIZE
 MLST type*;size*;modify*;
 MLSD
 UTF8
 CLNT
 MFMT
211 End

Microsoft IIS httpd

HTTP/1.1 200 OK
Date: Fri, 24 Jan 2025 16:29:23 GMT
Content-Length: 1915
Content-Type: text/html
Content-Location: http://123.56.41.104/index.html
Last-Modified: Thu, 17 Apr 2014 05:06:48 GMT
Accept-Ranges: bytes
ETag: "024c2d5fa59cf1:80f2"
Server: WWW Server/1.1
X-Powered-By: ASP.NET
X-Safe-Firewall: zhuji.360.cn 1.0.9.47 F1W1

MySQL

MySQL:
  Error Message: Host '224.56.170.160' is not allowed to connect to this MySQL server
  Error Code: 1130