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