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