显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Location: https://secr.baidu.com/
Date: Tue, 28 May 2024 07:09:01 GMT
Content-Type: text/plain; charset=utf-8
HTTP/2 200
accept-ranges: bytes
cache-control: no-cache, must-revalidate
content-md5: nfF0A9PHjVa45jGQ8zpnEA==
content-type: text/html; charset=utf-8
date: Tue, 28 May 2024 07:09:01 GMT
etag: "9df17403d3c78d56b8e63190f33a6710"
expires: Fri, 31 May 2024 06:47:25 GMT
last-modified: Sun, 07 Apr 2024 09:25:11 GMT
vary: Origin, Accept-Encoding
x-venue-trace-id: a6dc50f5-b06c-4b08-8736-119255a74d60
content-length: 6929