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: Mon, 20 Jan 2025 20:29:20 GMT
Content-Type: text/html
Content-Length: 2
Last-Modified: Fri, 17 Mar 2023 13:02:28 GMT
Connection: keep-alive
ETag: "641464e4-2"
Accept-Ranges: bytes