These are the Dungeons you currently can enter at lvl 10. Also the Ilvl 44 items from Legion is not fixed, they fixed the BFA items first
BFA.
Atal'Dazar, Freehold
Legion.
Assault on Violet Hold, Black Rook Hold, Darkheart Thicket, Eye of Azshara, Hall of Valor, Maw of Souls, Neltharion's Lair...