If you are experiencing this problem, you can always use the http://www.dieselduck.info url.
My tech support people wrote about the problem as well...
If you are able to load the site through the proxy http://anonymouse.org/cgi-bin/anon-www. ... elduck.ca/ then it means that your local computer or ISP will need to flush its DNS. Here are instructions on how to flush your computer's DNS: