HTTP/1.1 302 Found Server: nginx Date: Mon, 21 Oct 2019 16:11:50 GMT Content-Type: text/html;charset=UTF-8 Content-Length: 0 Connection: keep-alive X-Frame-Options: SAMEORIGIN Location: //www.chu.edu.cn/xww/xydt/list.htm Cache-Control: max-age=900 Expires: Mon, 21 Oct 2019 16:24:22 GMT Strict-Transport-Security: max-age=604800 Content-Security-Policy: upgrade-insecure-requests