EM-Tech MAC address blocks

The IEEE registry carries 2 blocks registered to EM-Tech, together 17.8 million addresses, first observed 16 Oct 2015, most recently 30 May 2018.

Registered in KR.

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
BC:B2:2B	MA-L	16.8 million	KR	30 May 2018
B0:C5:CA:0	MA-M	1 million	KR	16 Oct 2015

Every block registered to EM-Tech 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.