As it stands, according to the Mail.
Seeded: Juventus, Eintracht Frankfurt, Lille, Club Brugge, Basel, Panathinaikos, AZ Alkmaar, Servette, Gent, Dynamo Kyiv, Istanbul Basaksehir, Fenerbahce, CFR Cluj, Midtjylland, Partizan Belgrade, PAOK, Maccabi Tel Aviv.
Unseeded: Aston Villa, Osasuna, Viktoria Plzen, Bodo/Glimt, Lech Poznan, Rapid Wien, Hapoel Beer Sheva, Djurgarden, APOEL, Besiktas, CSKA Sofia, Rijeka, Twente, Arouca, Vitoria Guimaraes, FCSB, Legia Warsaw.