显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Fri, 05 Jul 2024 00:14:20 GMT
Content-Type: text/html
Content-Length: 162
Connection: keep-alive
Location: https://www.21ic.com/embed/
HTTP/1.1 200 OK
Server: nginx
Date: Fri, 05 Jul 2024 00:14:20 GMT
Content-Type: text/html
Content-Length: 89362
Last-Modified: Wed, 13 Dec 2023 02:32:47 GMT
Connection: keep-alive
Vary: Accept-Encoding
ETag: "657917cf-15d12"
Cache-Control: private
Vary: User-Agent
Access-Control-Allow-Origin: 0
Accept-Ranges: bytes