The number before the - is not the DHL waybill number.
You will see the number once you plug in the KZNNNN code into the Blue Dart system.
4 screenshots to explain
1. Plug in KZNNNN in the blue dart system; Make sure you select ref no
2. See the Waybill number from the results page
3. Plug in the Waybill # on DHL
4. Track detailed shipping info
