MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:12:AA:00:00:00 /24
Vendor address7740 Lemona Avenue Van Nuys, CA US 91405
Country🇺🇸 United States
RegisteredOct 21, 2004
Block range00:12:AA:00:00:00– 00:12:AA: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 →
Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
IEE Inc holds 2 registered blocks in the IEEE registry, ranking #2,235 of 33,421 organizations by block count.