另外，curl https://www.amazon.it/dp/B07YSF42TT -v -o deleteme -H "User-Agent: Discourse Forum Onebox v2.7.0.beta7" 也能正常工作。
> GET /dp/B07YSF42TT HTTP/2
> Host: www.amazon.it
> accept: */*
> user-agent: Discourse Forum Onebox v2.7.0.beta7
>
{ [5 bytes data]
* Connection state changed (MAX_CONCURRENT_STREAMS == 128)!
} [5 bytes data]
< HTTP/2 200
< content-type: text/html
< content-length: 7132
< server: Server
< date: Fri, 23 Apr 2021 07:17:05 GMT
< x-amz-rid: ZF2YDC7CWESPKSJ09DD0
< vary: Content-Type,Accept-Encoding,X-Amzn-CDN-Cache,X-Amzn-AX-Treatment,User-Agent
< strict-transport-security: max-age=47474747; includeSubDomains; preload
< x-cache: Miss from cloudfront
< via: 1.1 be8ca88bcfbe9f1ac2e2b6bb9e74f1d6.cloudfront.net (CloudFront)
< x-amz-cf-pop: MXP64-C2
< x-amz-cf-id: DfPapjMoZ5xW3vRm5sEk9bzKKmnq5TCDvbEi6y7dg6DreupmoWH2Jg==
<
{ [7132 bytes data]
100 7132 100 7132 0 0 78373 0 --:--:-- --:--:-- --:--:-- 78373
* Connection #0 to host www.amazon.it left intact
我不明白问题出在哪里……
好的，只有 amazon.com 可以正常工作。
.es、.fr、.de、.it 等其他域名都无法工作，这绝对是一个 bug！
