Intelbras

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix44:3B:32:00:00:00 /24

Vendor addressBR 101, km 210, S/N° São José Santa Catarina BR 88104800

RegisteredAug 15, 2020

Block range44:3B:32:00:00:00– 44:3B:32: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

44:3B:32:00:00:00 44:3B:32:7F:FF:FF 44:3B:32:FF:FF:FF

Where this block sits

Intelbras holds 18 registered blocks in the IEEE registry, ranking #187 of 33,427 organizations by block count.

Other blocks registered to Intelbras

00:1A:3F:00:00:00 /24 MA-L 18:0D:2C:00:00:00 /24 MA-L 24:FD:0D:00:00:00 /24 MA-L 30:E1:F1:00:00:00 /24 MA-L 48:51:CF:00:00:00 /24 MA-L 54:6C:AC:00:00:00 /24 MA-L 54:BA:D9:00:00:00 /24 MA-L 58:10:8C:00:00:00 /24 MA-L 80:85:44:00:00:00 /24 MA-L 80:8F:E8:00:00:00 /24 MA-L 98:2A:0A:00:00:00 /24 MA-L 98:E5:5B:00:00:00 /24 MA-L