HTTP/1.1 200 OK
Server: nginx/X.XX.X
Date: Sat, 20 Dec 2025 06:31:50 GMT
Content-Type: image/jpeg
Content-Length: 480172
Connection: keep-alive
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
Referrer-Policy: no-referrer-when-downgrade
X-Download-Options: noopen
X-Permitted-Cross-Domain-Policies: master-only
Last-Modified: Thu, 30 Oct 2025 13:35:41 GMT
Accept-Ranges: bytes
Cache-Control: max-age=3600
Expires: Sat, 20 Dec 2025 07:31:50 GMT
ETag: "753ac-64260533c0540-gzip"
X-Frame-Options: ALLOW-FROM khz.sit.edu.cn
Content-Language: zh-CN
Access-Control-Allow-Origin: *