We check this website, now top10bestantivirus.com is up and dont blocked for our system and other users of the Internet.
So, answer to question: Is top10bestantivirus Down Right Now? - NO! top10bestantivirus is up!
If you have problem with access to site top10bestantivirus, and domain top10bestantivirus.com is not avalible.
Clear browser cache and/or try other web browser
(Chrome, Firefox or Safari).