HTTP/1.1 200 OK Date: Tue, 22 Oct 2019 17:07:13 GMT Content-Type: text/html Content-Length: 0 Connection: keep-alive Server: nginx Last-Modified: Wed, 09 Oct 2019 10:43:04 GMT ETag: "5d9db9b8-0" Accept-Ranges: bytes X-Via: 1.1 xinxzai211:5 (Cdn Cache Server V2.0), 1.1 PSmgasbIAD1ak79:1 (Cdn Cache Server V2.0)