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