We check this website, now gnome-look.org is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is gnome-look Down Right Now? - NO! gnome-look is up!
If you have problem with access to site gnome-look, and domain gnome-look.org is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).