After the title was taken away from them on Saturday, Ajax were held by struggling NAC Breda at home on Sunday.
Feyenoord moved a step closer to qualifying for the Europa League after a 2-2 draw at Willem II Tilburg in the Eredivisie.
Former Eredivisie champions FC Twente have been docked three points for the second time this year.
Five-star PSV close in on Dutch title after comprehensive victory at FC Twente, while Heracles grab dramatic late win
PSV Eindhoven suffered a bump on the road to a probable Eredivisie title as they lost 2-1 at Feyenoord on Sunday.
Cash-strapped Twente Enschede returned to winning ways in the Eredivisie on Saturday with a 2-0 win over PEC Zwolle.
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