There could be various reasons. The DHL Express Waybill for Time Definite shipments is a 10 digit numeric number (e.g. 1234567890, 2345678901), so please recheck the number and try again. For DHL Economy Select shipments, please select DHL Economy Select Identcode or DHL Economy Select Reference rom the dropdown list to track international Intra-European shipments.
If you are unsure of the shipment type or continue to receive an error message, please
contact Customer Service.