=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Date: Thu, 25 Nov 2021 06:19:20 GMT
Server: Apache
Last-Modified: Sat, 19 Sep 2009 06:34:06 GMT
ETag: &quot;2a24ad-19b1b8-473e86f6f1380&quot;
Accept-Ranges: bytes
Content-Length: 1683896
Cache-Control: max-age=2592000
Expires: Sat, 25 Dec 2021 06:19:20 GMT
Vary: Accept-Encoding
Connection: close
Content-Type: application/x-shockwave-flash

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


Link is valid.