The IEEE registry carries 2 blocks registered to Corporate Systems Engineering, together 1.1 million addresses, first observed 30 Aug 2015, most recently 30 Sep 2015.
Registered in US.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:1B:C5:01:5 | MA-S | 4.1 thousand | US | 30 Aug 2015 |
| 1C:87:76:7 | MA-M | 1 million | US | 30 Sep 2015 |
Every block registered to Corporate Systems Engineering 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.