显示HTTP状态码和HEAD信息↓
HTTP/1.1 200 OK
Date: Thu, 23 May 2024 08:05:55 GMT
Server: *********
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff
Content-Security-Policy: default-src 'self' data: blob: *.conac.cn *.xjtu.edu.cn *.gov.cn *.jiathis.com *.baidu.com *.bshare.cn *.eol.cn *.qq.com *.kaipuyun.cn *.bdimg.com *.wx.qq.com 'unsafe-inline' 'unsafe-eval'; frame-ancestors 'self';
Strict-Transport-Security: max-age=31536000; includeSubdomains; preload
Last-Modified: Thu, 25 Apr 2024 02:45:44 GMT
Accept-Ranges: bytes
Content-Length: 24737
Cache-Control: max-age=600
Expires: Thu, 23 May 2024 08:15:55 GMT
Vary: Accept-Encoding
ETag: "60a1-616e2c8a49423-gzip"
Content-Type: text/html
Content-Language: zh-CN