The IEEE registry carries 2 blocks registered to Efftronics Systems (P) Ltd, together 8.2 thousand addresses, first observed 20 Sep 2009, most recently 18 Jun 2025.
Registered in IN.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 00:50:C2:B4:5 | IAB | 4.1 thousand | IN | 20 Sep 2009 |
| 8C:1F:64:06:3 | MA-S | 4.1 thousand | IN | 18 Jun 2025 |
Every block registered to Efftronics Systems (P) 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.