The main website is: From you can do a few things.

Entering a score is easy. Type your email, pick a beer (some beers are in two contests, so pick the one in the right contest), pick a score, enter a comment and hit submit. You should be able to see your score immediately in the scoring sheet by using "View the scores" in the menu for example.

By using the "My Contest" page, you are able to set some preferences. To get started, enter your email and hit next.