Can't play online anymore

it started with game not showing lvl up and score table after finishing the game
no can’t even start a multiplayer game (it wait a long time then say not enough players)

Exact same issue

Nat: moderate
All services are available

Xbox live status is green
OS:10.0.010586.1100
Preview build February 12th :(th2_xb_rel_1602.160210-2122) fre

Switched to open Nat and it still persists.