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