Yes, you can make a complaint for a service that has not been performed within the prescribed period.
DHL is liable for damage caused by delay In delivery of the shipment. In the case of DHL PARCEL 9 and DHL PARCEL 12, the payer of the service is entitled to compensation of 100% of the basic fee. For other transport services, compensation up to the equivalent of 50% of the basic transport fee resulting from the price list present on the date of shipment or contract concluded with DHL, provided that the delay lasted more than one Day.