=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Date: Mon, 29 Nov 2021 10:20:07 GMT
Expires: Wed, 24 Nov 2021 15:57:47 GMT
Last-Modified: Wed, 02 Jun 2010 16:30:29 GMT
Cache-Control: max-age=86400,public
Content-Type: image/gif
Server: Server
Access-Control-Allow-Origin: *
Edge-Cache-Tag: x-cache-414,/images/G/09/x-locale/common/customer-reviews/stars-4-0
Surrogate-key: x-cache-414 /images/G/09/x-locale/common/customer-reviews/stars-4-0
Timing-Allow-Origin: https://www.amazon.co.jp
X-Amz-IR-Id: d240c827-232c-4ad7-8fe1-10ac615a5fcd
Content-Length: 397
Connection: close

Request headers
================
HEAD /images/G/09/x-locale/common/customer-reviews/stars-4-0.gif HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: images-jp.amazon.com
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.