MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix04:74:A1:00:00:00 /24
Vendor addressAv. Para 330 / 302 Porto Alegre RS BR 90240-590
Country🇧🇷 Brazil
RegisteredOct 5, 2010
Block range04:74:A1:00:00:00– 04:74:A1: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.
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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.
Aligera Equipamentos Digitais Ltda holds 1 registered blocks in the IEEE registry, ranking #4,703 of 33,421 organizations by block count.