Openeye MAC address blocks

The IEEE registry carries 2 blocks registered to Openeye, together 2.1 million addresses, first observed 23 Sep 2018, most recently 25 Jul 2024.

Registered in US.

Cumulative address space by first-observed date on a linear scale sized to this chart; hover for date and total.

Prefix	Block	Addresses	Country	First registered
4C:91:7A:6	MA-M	1 million	US	23 Sep 2018
C4:FF:84:A	MA-M	1 million	US	25 Jul 2024

Every block registered to Openeye 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.