We support HTTPS, HTTP, and SOCKS5
curl --proxy https://network.joinmassive.com:65535 -U '{PROXY_USERNAME}:{API_KEY}' https://cloudflare.com/cdn-cgi/trace
curl --proxy http://network.joinmassive.com:65534 -U '{PROXY_USERNAME}:{API_KEY}' https://cloudflare.com/cdn-cgi/trace
curl -x socks5h://network.joinmassive.com:65533 -U '{PROXY_USERNAME}:{API_KEY}' https://www.cloudflare.com/cdn-cgi/trace
curl -x https://network.joinmassive.com:1080 -U '{PROXY_USERNAME}:{API_KEY}' https://cloudflare.com/cdn-cgi/trace