Buuxi weedha soo socota: Domínguez wuxuu ku guuleystay billad qalin ah Spain 2018 FIBA U16 European Championship ee Serbia, celcelis ahaan 8.9 dhibcood. 2019 FIBA U16 European Championship ee Talyaaniga, waxaa loo magacaabay ciyaaryahanka ugu qiimaha badan ka dib markii uu celcelis ahaan helay 13.4 dhibcood, 3.4 rebounds iyo 2.3 caawin ciyaar kasta oo uu Spain u horseeday billad dahab ah. Domínguez ayaa kooxdiisa ku hogaamiyay kaalinta shanaad
2021 FIBA Under-19 World Cup ee Latvia, celcelis ahaan 18.7 dhibcood, 2.9 rebounds iyo 2.4 caawin ciyaar kasta.