=== HTTP code : 301 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Thu, 25 Nov 2021 13:17:40 GMT
Content-Type: text/html; charset=utf-8
Content-Length: 393
Cache-Control: private, max-age=90
Location: http://ecustom.listing.rakuten.co.jp/rms/sd/ecustom/mall?g=100026&amp;sg=0&amp;aid=03fec45a.d28a5cec&amp;v=2&amp;sub=0&amp;s=0&amp;sw=%E3%82%AF%E3%83%AA%E3%82%B9%E3%83%94%E3%82%A2&amp;f=A&amp;p=1&amp;cl=ABA063&amp;nm=WEB%E3%83%9E%E3%83%BC%E3%82%B1%E3%83%86%E3%82%A3%E3%83%B3%E3%82%B0%E3%83%96%E3%83%AD%E3%82%B0&amp;bk=web-marketing.zako.org/&amp;hd=web-marketing.zako.org/images/logo.gif&amp;pv=0
Via: 1.1 google
Connection: close

Request headers
================
HEAD /GFKV0A HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: bit.ly
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.