=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 307 Temporary Redirect
Server: AkamaiGHost
Content-Length: 0
Location: https://www.amazon.com/gp/product/1588266672/ref=as_li_tl?ie=UTF8&amp;camp=1789&amp;creative=390957&amp;creativeASIN=1588266672&amp;linkCode=as2&amp;tag=studentsforse-20&amp;linkId=C7XPZS2YIPAX4RAZ
Date: Mon, 29 Jul 2019 00:35:27 GMT
Connection: close

HTTP/1.1 200 OK
Server: Server
Content-Type: text/html
Content-Length: 2218
Vary: Content-Type,Host,Cookie,Accept-Encoding,X-Amzn-CDN-Cache,X-Amzn-AX-Treatment,User-Agent
Content-Encoding: gzip
x-amz-rid: 131GV1FMHWVM4MQ3VZC0
Date: Mon, 29 Jul 2019 00:35:27 GMT
Connection: close

Request headers
================
HEAD /gp/product/1588266672/ref=as_li_tl?ie=UTF8&amp;camp=1789&amp;creative=390957&amp;creativeASIN=1588266672&amp;linkCode=as2&amp;tag=studentsforse-20&amp;linkId=C7XPZS2YIPAX4RAZ HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Host: www.amazon.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.