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