The IEEE registry carries 3 blocks registered to comtac AG, together 1.1 million addresses, first observed 26 Mar 2017, most recently 21 Mar 2019.
Registered in CH.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| BC:97:40:1 | MA-M | 1 million | CH | 21 Mar 2019 |
| 70:B3:D5:BF:6 | MA-S | 4.1 thousand | CH | 26 Mar 2017 |
| 70:B3:D5:F3:F | MA-S | 4.1 thousand | CH | 21 Dec 2018 |
Every block registered to comtac AG 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.