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It is still down... If you check trading volume of currencies on Binance, you can see that the volume on Binance is currently zero.

Edit
The site at binance.com is down due to a DDOS attack, apparently. Instead, you can go to us.binance.com or kr.binance.com, according to this tweet, retweeted by Binance:

us.binance.com does work. Thanks

Thanks for confirming, @rusko. The regular www.binance.com service is now working normally, too.