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