| Registered | Name | Holder | Registrar |
|---|---|---|---|
| 2013-11-29 | systemplaton.fi | Isola Platon oy | Domeneshop AS |
| 2006-01-24 | isolaplaton.fi | Isola Platon Oy | Domeneshop AS |
| 2003-09-02 | isola.fi | Isola Platon Oy | Domeneshop AS |
| 1998-10-09 | isola-platon.fi | Isola Platon Oy | Domeneshop AS |