Commonwealth Scientific and Industrial Research Organisation (D8:97:90:00:00:00 /24)

Commonwealth Scientific and Industrial Research Organisation MA-L

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

PrefixD8:97:90:00:00:00 /24

Vendor addressGPO Box 1700 Canberra ACT AU 2601

Block rangeD8:97:90:00:00:00– D8:97:90: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

D8:97:90:00:00:00 D8:97:90:7F:FF:FF D8:97:90:FF:FF:FF