We check this website, now 374599.8b.io is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is 374599 Down Right Now? - NO! 374599 is up!
If you have problem with access to site 374599, and domain 374599.8b.io is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).