Nieder-Aastrup is a place, that before the Versailles Treaty belonged to German Empire and was situated in the administrative region Hadersleben.
Nieder-Aastrup was formerly part of the German Empire. In the German Empire, the place was called Nieder-Aastrup. The place is now called Neder Åstrup (Haderslev-Neder Åstrup) and belongs to Denmark.