NA New Red 3DS XL here (not Canada) with 9.0.0-20U, with serial QW4027. Not sure if they are all on 9.0.0-20 or not, but there are definitely 9.0 consoles above QW4025.
Photos for proof.
Also got a new 3DS XL Black with QW1002 and 9.0.0-20U as well.
Related: how do I make sure I don't...