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