HTTP/1.1 200 OK Date: Wed, 23 Oct 2019 08:32:16 GMT Content-Type: text/html Content-Length: 0 Connection: keep-alive Server: nginx Last-Modified: Fri, 18 Oct 2019 10:57:37 GMT ETag: "5da99aa1-0" Accept-Ranges: bytes X-Via: 1.1 xinxzai207:4 (Cdn Cache Server V2.0), 1.1 PSmgasbIAD1ak79:6 (Cdn Cache Server V2.0)