jongkees
> - My ISP doesn't block port 80.
From your previous posts it is the most likely scenario.
Just because someone at the ISP said they don't block port 80 doesn't mean it's correct.
Did you really prove they don't block it, who is your ISP ?
Run a port scan test on your system to see what's open
http://www.grc.com> It looks like port 80 (external) is forwarded to my pc on other ipaddress. But I did not set this up on my router,pc,dns or anything else.
Where are you seeing this ?
What makes you believe port 80 is forwarded to a local PC if you did not set it up ?
What do you get when you access your site using
http://www.yourdomain.com:80(replace with your actual domain name of course)