HTTP/1.1 200 OKServer: nginx/1.12.0Date: Wed, 19 Apr 2017 09:22:27 GMTContent-Type: text/html; charset=UTF-8Connection: keep-aliveLast-Modified: Wed, 19 Apr 2017 08:42:30 GMTCache-Control: max-age=3, must-revalidateExpires: Wed, 19 Apr 2017 09:22:30 GMTVary: Accept-Encoding,CookieContent-Encoding: gzip