HTTP/1.1 200 OK Server: nginx Date: Mon, 29 Dec 2025 17:57:03 GMT Content-Type: text/html Content-Length: 7686 frame-options: SAMEORIGIN content-security-policy: frame-ancestors 'self' https://100.ouc.edu.cn accept-ranges: bytes vary: Accept-Encoding content-encoding: gzip x-envoy-upstream-service-time: 2