Ostlëpšen was formerly part of the German Empire. In the German Empire, the place was called Ostilmen.
The place is now abandoned and the area belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ostlöpschen, Gut | German Empire | Insterburg | 1938 |
| Ostilmen | German Empire | Insterburg | 1939 |
| Ostlëpšen | Under Soviet administration | Kaliningrad | 1945 |
| - aufgelassen - | Russian Federation | Ozersk | 1992 |