The IEEE registry carries 2 blocks registered to RingCube Technologies, Inc., together 16.8 million addresses, first observed 30 Jul 2008, most recently 22 Feb 2009.
Registered in US.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:25:4A | MA-L | 16.8 million | US | 22 Feb 2009 |
| 00:50:C2:8B:1 | IAB | 4.1 thousand | US | 30 Jul 2008 |
Every block registered to RingCube Technologies, Inc. in the IEEE registries, complete. Free-text search also matches former owners.
Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.