The IEEE registry carries 3 blocks registered to Comcast Cable Corporation, together 50.3 million addresses, first observed 27 Nov 2019, most recently 16 Dec 2023.
Registered in US.
| Prefix | Block | Addresses | Country | First registered |
|---|---|---|---|---|
| D8:9C:8E | MA-L | 16.8 million | US | 22 Jan 2022 |
| F0:46:3B | MA-L | 16.8 million | US | 27 Nov 2019 |
| F0:61:F3 | MA-L | 16.8 million | US | 16 Dec 2023 |
Every block registered to Comcast Cable Corporation 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.