We check this website, now sejuncsocep.260mb.net is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is sejuncsocep Down Right Now? - NO! sejuncsocep is up!
If you have problem with access to site sejuncsocep, and domain sejuncsocep.260mb.net is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).