速度够日常用，刷视频还行吧！

SNI
ayuda.tigo.com.co

Payload
PAIN /cdn-cgi/ HTTP/1.1[crlf]Host: ayuda.tigo.com.co[crlf][crlf]CF-RAY / HTTP/1.1[crlf]Host: fat.freti.mobi[crlf]Expect:m 1200OK-continue[crlf]Connection: Upgrade[crlf]Upgrade: websocket[crlf]User-Agent: Googlebot/2.1 (+http://www.google.com/bot.html)[crlf][crlf]

Proxy
tigopa.zendesk.com