captive.apple.com, www.apple.com, clients3.google.com, clients4.google.com, connectivitycheck.gstatic.com, www.gstatic.com, edge-http.microsoft.com, msftconnecttest.com, detectportal.brave-http-only.com, detectportal.firefox.com, spectrum.s3.amazonaws.com, cloudflareportal.com, cloudflarecp.com, cloudflareok.com, connectivity-check.warp-svc, connectivity.cloudflareclient.com
See:
- https://captivebehavior.wballiance.com/
- https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/warp/deployment/firewall/#captive-portal
- https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/warp/deployment/firewall/#connectivity-checks
- https://community.cloudflare.com/t/warp-connected-on-ui-but-off-on-https-www-cloudflare-com-cdn-cgi-trace/743673/3