Elcoma MAC address blocks

The IEEE registry carries 2 blocks registered to Elcoma, together 1.1 million addresses, first observed 17 Nov 2018, most recently 3 Mar 2020.

Registered in BR.

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
E8:B4:70:6	MA-M	1 million	BR	3 Mar 2020
70:B3:D5:31:F	MA-S	4.1 thousand	BR	17 Nov 2018

Every block registered to Elcoma 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.