Private network accessThe Access-Control-Request-Private-Network: true and Access-Control-Allow-Private-Network: true HTTP request and response headers establish permission for websites to make requests to internal networks, such as to routers.limitedhttps://wicg.github.io/private-network-access/https://developer.mozilla.org/docs/Web/Security/Defenses/Mixed_contenthttp.mixed-content.private_network_accesshttps://nowyoucanuse.com/features--private-network-access.html