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