The IEEE registry carries 2 blocks registered to JAPAN RADIO CO., LTD., together 33.6 million addresses, first observed 24 Nov 2015, most recently 7 Oct 2020.
Registered in JP.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 18:4F:5D | MA-L | 16.8 million | JP | 7 Oct 2020 |
| 70:88:4D | MA-L | 16.8 million | JP | 24 Nov 2015 |
Every block registered to JAPAN RADIO 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.