Yep it's down.
Etherscan.io is currently offline and should be back up shortly.
Thank you
And it's also on their twitter
https://twitter.com/etherscan/status/951520539255881728and is that why i cant see my tokens on myetherwallet?
Yes, you can't see your tokens because it's down but have you ever tried to log in to your MEW account and check manually those tokens that you want to see?
Anyway you can try this
https://ethplorer.io/