I'm not really an expert on Dancelli's, but it looks legit to me.
The stars on the fork crown do match the stars on the lugs, and the chromed fork matches the chrome chain stay, so, my guess is it's OK. Does it say anything under the BB? Any panto on the seat stay caps?
Dancellis aren't really a bike that somebody would fake. Colnago's are far more popular for that sort of thing.
Looks like a fast mover. Enjoy it and welcome to this crazy place!
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It never gets easier, you just go faster. ~ Greg LeMond