Dolní Sejfy was formerly part of the German Empire. In the German Empire, the place was called Thalseifen.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Thalseifen | Austro-Hungary | Trautenau | before the Treaty of Saint-Germain |
| Dolní Sejfy | Czechoslovakia | Trutnov | after the Treaty of Saint-Germain |
| Thalseifen | Czechoslovakia | Trutnov | after the Treaty of Saint-Germain |
| Thalseifen | German Empire | Trautenau | 1938 |
| Dolní Sejfy | Czechoslovakia | Trutnov | 1945 |
| Antonínovo Údolí | Czechoslovakia | Trutnov | 1945 |
| - aufgelassen - | Czechoslovakia | Trutnov | 1992 |
| - aufgelassen - | Czech Republic | Trutnov | 1993 |