HPRO acquired MAC address blocks

2 blocks now registered to HPRO came through 1 former-owner relationship.

MAC address or OUI prefix Look up

Current owner

HPRO

Former owners

1

Blocks

2

Addresses

33.6 million

Former owners: HPRO-Control × 2

Prefix	Former owner	Block	Addresses	First observed
50:EE:87	HPRO-Control	MA-L	16.8 million	21 Jan 2026
60:A1:FE	HPRO-Control	MA-L	16.8 million	21 Jan 2026

Complete as of the current IEEE registry deploy. Dates are when each registration was first observed in public data, not legal assignment dates.