显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Server: Tengine
Date: Wed, 08 May 2024 15:35:52 GMT
Content-Type: text/html;charset=utf-8
Content-Length: 0
Connection: keep-alive
Keep-Alive: timeout=15
BackendServer: Aliyun URL Forwarding Server
Location: https://www.nvr.cn
HTTP/2 200
server: Tengine
content-type: text/html
content-length: 4208
date: Wed, 08 May 2024 15:35:52 GMT
expires: Wed, 08 May 2024 16:35:52 GMT
cache-control: max-age=3600
accept-ranges: bytes
ali-swift-global-savetime: 1715182552
via: cache40.l2cn3163[45,45,304-0,M], cache21.l2cn3163[47,0], kunlun12.cn4770[101,117,200-0,H], kunlun4.cn4770[118,0]
vary: Accept-Encoding
last-modified: Fri, 01 Mar 2024 03:58:47 GMT
etag: "65e15277-1070"
age: 0
x-cache: HIT TCP_REFRESH_HIT dirn:2:349108851
x-swift-savetime: Wed, 08 May 2024 15:35:52 GMT
x-swift-cachetime: 3600
timing-allow-origin: *
eagleid: b4d5fb9817151825525808700e