| Registered | Name | Holder | Registrar |
|---|---|---|---|
| 2019-03-19 | steelbloc.fi | DELTA BLOC International GmbH | Ascio Technologies |
| 2013-06-03 | deltabloc.fi | DELTA BLOC International GmbH | Ascio Technologies |
| 2011-10-04 | citybloc.fi | DELTA BLOC International GmbH | Ascio Technologies |