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