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