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

nginx

HTTP/1.1 200 OK
Server: nginx
Date: Fri, 19 Apr 2024 05:18:59 GMT
Transfer-Encoding: chunked
Connection: keep-alive
Keep-Alive: timeout=20
Cache-control: no-store

HTTP/1.1 200 OK
Content-Length: 23
Content-Type: text/html; charset=UTF-8
Connection: close