HTTP/1.1 200 OK Content-Type: text/html; charset=UTF-8 Connection: keep-alive Age: 50207 Server: openresty Date: Sun, 26 Jan 2020 00:15:51 GMT Powered-By-ChinaCache: MISS from CHN-LN-u-3OU Powered-By-ChinaCache: HIT from CNC-WB-c-D12 Vary: Accept-Encoding Expires: Mon, 27 Jan 2020 00:15:51 GMT Content-Length: 0 Last-Modified: Sun, 26 Jan 2020 00:15:51 GMT Accept-Ranges: bytes CACHE: TCP_REFRESH_MISS CC_CACHE: TCP_HIT