macadress

UNIBRAIN S.A.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix08:14:43:00:00:00 /24
Vendor address84, ETHNIKIS ANTISTASEOS GR
Country🇬🇷  Greece
RegisteredJun 4, 2001
Block range08:14:43:00:00:00– 08:14:43:FF:FF:FF
Address capacity16,777,216
AdministrationUniversally administered: its prefix comes from a block registered through the IEEE Registration Authority
TransmissionUnicast: addressed to a single device
SourceIEEE Registration Authority

Address capacity is the size of this registered block, not a count of devices actually manufactured or online. Registration identifies the organization holding the block, not a specific device model or unit.

Curious how a prefix like this turns into a full address? See how MAC addresses are structured →

Ownership timeline

  1. Jun 4, 2001 – Jun 5, 2002 UNIBRAIN S.A. name changedaddress changedcountry changed
  2. Jun 5, 2002 – Oct 14, 2002 Private name changedaddress changedcountry changed
  3. Oct 14, 2002 – present UNIBRAIN S.A.

Example addresses in this block

08:14:43:00:00:00 08:14:43:7F:FF:FF 08:14:43:FF:FF:FF

Where this block sits

UNIBRAIN S.A. holds 1 registered blocks in the IEEE registry, ranking #30,900 of 33,421 organizations by block count.