The IEEE registry carries 2 blocks registered to PT. Hartono Istana Teknologi, together 33.6 million addresses, first observed 15 Apr 2017, most recently 8 Feb 2025.
Registered in ID.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| 74:81:9A | MA-L | 16.8 million | ID | 15 Apr 2017 |
| 9C:53:85 | MA-L | 16.8 million | ID | 8 Feb 2025 |
Every block registered to PT. Hartono Istana Teknologi 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.