HTTP/1.1 200 OK Content-Type: text/html; charset=UTF-8 Connection: keep-alive Age: 20429 CACHE: TCP_REFRESH_MISS Vary: Accept-Encoding Powered-By-ChinaCache: MISS from CNC-HQ-b-D04 Powered-By-ChinaCache: HIT from JCU-YT-1-D46 Date: Tue, 10 Dec 2019 02:30:03 GMT Expires: Wed, 11 Dec 2019 02:30:03 GMT Content-Length: 0 Last-Modified: Tue, 10 Dec 2019 02:30:01 GMT Accept-Ranges: bytes Server: openresty CC_CACHE: TCP_HIT