The IEEE registry carries 2 blocks registered to COSMO CO., LTD, together 16.8 million addresses, first observed 30 Jul 2008, most recently 19 Jan 2011.
Registered in JP.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| D4:94:5A | MA-L | 16.8 million | JP | 19 Jan 2011 |
| 00:50:C2:1E:C | IAB | 4.1 thousand | JP | 30 Jul 2008 |
Every block registered to COSMO CO., LTD 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.