The IEEE registry carries 2 blocks registered to Green Hills Software, Inc., together 16.8 million addresses, first observed 12 Sep 2004, most recently 30 Jul 2008.
Registered in US.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:12:5C | MA-L | 16.8 million | US | 12 Sep 2004 |
| 00:50:C2:10:3 | IAB | 4.1 thousand | US | 30 Jul 2008 |
Every block registered to Green Hills Software, 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.