=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Expires: Sat, 27 Nov 2021 06:16:06 GMT
Date: Sat, 27 Nov 2021 06:16:06 GMT
Cache-Control: private, max-age=0
Last-Modified: Fri, 29 May 2020 04:57:07 GMT
ETag: W/&quot;951600b41eb7af0f66da03d4b7ac0d7771323f96c0f93089e9ed59c038f32a01&quot;
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block
Content-Length: 0
Server: GSE
Connection: close

Request headers
================
HEAD /2010/01/follow-changes-to-any-website.html HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: googlereader.blogspot.com
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.