You accessed the forum so the website is up and running.
You can also check the connection using one of the following services: http://www.downforeveryoneorjustme.com/
That's definitely not a server's issue. Maybe something in the middle with the upper link of your ISP?
If you are still having issues, please do a traceroute to the server and let me know the results so we can check what's wrong in the middle.