i Tried emailing the owner but got no response.. after i go in and hit optimal and apply and reboot i notice some webpage wont load at all and others load just fine.. whats the deal with this?? i know its not a firewall issue because when i reset speedguide back to default windows settings and reboot the pages load fine.. whats causing this???
Windows 7 64 bit
ive tried
IE9
firefox 7
opera
cleared tcp/ip

still nothing helps??

i have docsis 3.0 modem
comcast Extreme 50 super fast internet
GB router.