Rangers will host Galatasaray or Hajduk Split in the Europa League play-off if they advance past the third round.
Steven Gerrard's side must first navigate a tough trip to the Netherlands to face Willem II in the third round before a potential clash against the Turkish or Croatian giants.
The draw at UEFA's headquarters in Switzerland on Friday saw Celtic drawn to play either Sarajevo or Buducnost Podgorica of Montenegro if they beat Riga in Latvia next Thursday.
Aberdeen have been drawn to face LASK or Dunajska Streda of Slovakia in the play-offs if they can overcome Sporting Lisbon in Portugal, while Motherwell will play Viktoria Plzen of the Czech Republic or Danish club SønderjyskE if they can progress past Hapoel Be'er Sheva.