We check this website, now dab3543.ibacklink.com.br is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is dab3543 Down Right Now? - NO! dab3543 is up!
If you have problem with access to site dab3543, and domain dab3543.ibacklink.com.br is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).