Crystal Palace have been drawn to face either Fredrikstad of Norway or Danish side Midtjylland in the Conference League play-off round.
But they could yet return to the Europa League - if their appeal against being demoted from the competition is successful.
If Hibs beat Partizan Belgrade in the third round of qualifying, they'll play either AEK Larnaca or Legia Warsaw.
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Dundee United will face AIK Stockholm or FC Gyor - if they get past Rapid Vienna.