220 (vsFTPd 3.0.3)
530 Permission denied.
530 Please login with USER and PASS.
211-Features:
 EPRT
 EPSV
 MDTM
 PASV
 REST STREAM
 SIZE
 TVFS
211 End

nginx1.10.3

HTTP/1.1 200 OK
Server: nginx/1.10.3
Date: Mon, 18 Nov 2024 08:06:55 GMT
Content-Type: text/html
Content-Length: 612
Last-Modified: Wed, 13 Mar 2024 09:28:37 GMT
Connection: keep-alive
ETag: "65f171c5-264"
Accept-Ranges: bytes

Portmap
Program	Version	Protocol	Port
portmapper	4	tcp	111
portmapper	3	tcp	111
portmapper	2	tcp	111
portmapper	4	udp	111
portmapper	3	udp	111
portmapper	2	udp	111

Portmap
Program	Version	Protocol	Port
portmapper	4	tcp	111
portmapper	3	tcp	111
portmapper	2	tcp	111
portmapper	4	udp	111
portmapper	3	udp	111
portmapper	2	udp	111

HTTP/1.1 400 Bad Request
Content-Type: text/plain; charset=utf-8
Connection: close

400 Bad Request