That's odd because this website is lightning fast. Perhaps there was a network issue?
It may be slower for you if you're on the other side of the world, but you shouldn't be able to do much more than switch tabs during the load even if that is the case.
Now it loaded. It says:
Connection timed out
The initial connection between Cloudflare's network and the origin web server timed out. As a result, the web page can not be displayed.