AMOSENSE MAC address blocks

The IEEE registry carries 2 blocks registered to AMOSENSE, together 33.6 million addresses, first observed 25 Oct 2020, most recently 10 Feb 2026.

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
A4:61:77	MA-L	16.8 million	KR	10 Feb 2026
D0:56:BF	MA-L	16.8 million	KR	25 Oct 2020

Every block registered to AMOSENSE 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.