| Registered | Name | Holder | Registrar |
|---|---|---|---|
| 2025-07-28 | optisahko.fi | Optimate Group Oy | Zoner Oy |
| 2024-05-06 | optimate-mail.fi | Optimate Group Oy | Zoner Oy |
| 2024-05-06 | optimate-do-not-reply.fi | Optimate Group Oy | Zoner Oy |
| 2023-10-05 | optimate.fi | Optimate Group Oy | Zoner Oy |