Abiola Dauda scored a hat-trick to lead Vitesse Arnhem to their first Eredivisie win in almost seven months on Sunday.
Go Ahead Eagles recorded their first win of the Eredivisie season with a 1-0 success at home to Willem II.
Willem II beat AZ 3-0 for their first points of the Eredivisie season on Saturday, while Heerenveen also won.
Ajax responded to PSV Eindhoven's statement of intent with a 3-1 victory at AZ Alkmaar in the Eredivisie.
Ajax began their Eredivisie title defence with victory over Vitesse, as Groningen, PSV Eindhoven and Feyenoord also won.
Alireza Jahanbakhsh was NEC Nijmegen's hero with a two-goal haul helping to beat Ajax, condemning Roda JC to the drop.
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