http/11 200 ok
date: fri,may 2016 19:01:02 gmt
server: microsoft-iis/60
cache-control: max-age=3601
x-powered-by: asp
x-asp-version: 2050727
cache-control: max-age=63
content-type: text/html; charset=utf-8
content-length: 355
x-via: 11 zhenjiang60:5 (cdn cache server v20)
connection: keep-alive
...