显示HTTP状态码和HEAD信息↓
HTTP/1.1 301 Moved Permanently
Server: CloudFront
Date: Fri, 26 Apr 2024 13:42:33 GMT
Content-Type: text/html
Content-Length: 167
Connection: keep-alive
Location: https://tmsearch.uspto.gov/
X-Cache: Redirect from cloudfront
Via: 1.1 dd3c369cdd23b71f5d0653cf4e4725fa.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: SFO5-C3
X-Amz-Cf-Id: ASMtEIRqebJDMvcmtxcVUB-yyGm9YTh6g3o7_Cb9dhsNmV7g53RqMw==
HTTP/2 200
content-type: text/html
content-length: 16305
last-modified: Fri, 19 Apr 2024 17:28:36 GMT
x-amz-server-side-encryption: AES256
accept-ranges: bytes
server: AmazonS3
date: Fri, 26 Apr 2024 13:40:08 GMT
etag: "e8f8b0d2311f1640908278ea0f7748e6"
vary: Accept-Encoding
x-cache: Error from cloudfront
via: 1.1 6785379936d15b44a779e5f13a6567de.cloudfront.net (CloudFront)
x-amz-cf-pop: SFO5-C3
x-amz-cf-id: xMS9-6Ku5CJNPCyalDuDvsM2i_pnu3iaF9tuFIUkIMYEsWE8qJoEKg==
age: 146