HTTP/1.0 407 Proxy Authentication Required
Proxy-Authenticate: Basic realm="login"
Connection: close
Content-type: text/html; charset=utf-8

HTTP/1.0 407 Proxy Authentication Required
Proxy-Authenticate: Basic realm="login"
Connection: close
Content-type: text/html; charset=utf-8

Socks4A

[

HTTP/1.0 407 Proxy Authentication Required
Proxy-Authenticate: Basic realm="login"
Connection: close
Content-type: text/html; charset=utf-8

nginx1.16.0

HTTP/1.1 200 OK
Server: nginx/1.16.0
Date: Tue, 21 Jan 2025 04:15:06 GMT
Content-Type: text/html
Content-Length: 2
Last-Modified: Sat, 01 Feb 2020 15:55:42 GMT
Connection: keep-alive
ETag: "5e359f7e-2"
Accept-Ranges: bytes