IEEE 1904.1 Working Group (C4:E0:32:00:00:00 /24)

IEEE 1904.1 Working Group MA-L

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

PrefixC4:E0:32:00:00:00 /24

Vendor address1351 Redwood Way, Petaluma CA US 94954

Block rangeC4:E0:32:00:00:00– C4:E0:32: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

C4:E0:32:00:00:00 C4:E0:32:7F:FF:FF C4:E0:32:FF:FF:FF

Other blocks registered to IEEE 1904.1 Working Group

58:D0:8F:00:00:00 /24 MA-L 90:82:60:00:00:00 /24 MA-L