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