=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Tue, 30 Nov 2021 09:19:29 GMT
Content-Type: text/html; charset=iso-8859-1
Connection: close
Server: Apache
Location: https://xtech.nikkei.com/it/article/Watcher/20070816/279807/

HTTP/1.1 200 200
Date: Tue, 30 Nov 2021 09:19:29 GMT
Content-Type: text/html; charset=UTF-8
Content-Length: 104297
Connection: close
Server: Apache
Set-Cookie: JSESSIONID=FD9C40062BF67929E547521D29A80CAD; Path=/; Secure; HttpOnly
Last-Modified: Tue, 30 Nov 2021 02:19:29 MST
Vary: Accept-Encoding

Request headers
================
HEAD /it/article/Watcher/20070816/279807/ HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: xtech.nikkei.com
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.