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