Shanghai B-Star Technology Co (7C:08:D9:00:00:00 /24)

Shanghai B-Star Technology Co MA-L

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

Prefix7C:08:D9:00:00:00 /24

Vendor address1158 Xiehe Road Shanghai CN 200335

Block range7C:08:D9:00:00:00– 7C:08:D9: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

7C:08:D9:00:00:00 7C:08:D9:7F:FF:FF 7C:08:D9:FF:FF:FF