Cear, Inc. (08:E3:42:00:00:00 /24)

Cear, Inc. MA-L

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

Prefix08:E3:42:00:00:00 /24

Vendor address6F, Takei Bldg. 2-19-6, Taito, Taito-ku Tokyo JP 110-0016

Block range08:E3:42:00:00:00– 08:E3:42: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

08:E3:42:00:00:00 08:E3:42:7F:FF:FF 08:E3:42:FF:FF:FF