RealVNC Enterprise

RFB 004.001

VNC:
  Protocol Version: 4.1
  Security Types:
    5: RA2
    129: Tight Unix Login Authentication

HTTP/1.1 407 OK
Date: Wed, 20 Jan 2021 05:55:41 GMT
Content-Type: text/plain; charset=utf-8
Content-Length: 32
Connection: keep-alive

please add white ip 224.230.144.64

HTTP/1.1 407 Proxy Authentication Required
Proxy-Authenticate: Digest realm="proxy", nonce="6646b248", qop="auth"
Content-Type: text/html
Cache-Control: no-cache
Content-Length: 166