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