This is what the header verification returned:
Server Response:
www.xxx.net/marketing-plan-basics/writin...plan-takes-time.html
HTTP Status Code: HTTP/1.1 200 OK
Date: Thu, 22 Jul 2010 22:35:42 GMT
Server: Apache/2.2.15 (CentOS) mod_ssl/2.2.15 0.9.8l DAV/2 mod_auth_passthrough/2.1 FrontPage/5.0.2.2635
X-Powered-By: PHP/5.2.13
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"
Expires: Mon, 1 Jan 2001 00:00:00 GMT
Cache-Control: no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Pragma: no-cache
Set-Cookie: 9f09f0f47802dae39f5c42ec83a2cd30=c0e56dda659af134587b5993fae06f92; path=/
Last-Modified: Thu, 22 Jul 2010 22:35:42 GMT
Vary: Accept-Encoding
Transfer-Encoding: chunked
Content-Type: text/html; charset=utf-8
Not sure if there is a problem there.
I'll look into my SEF tool & htaccess file to see if anything is wrong.