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