Sapphire Technology Limited. (DC:9C:52:00:00:00 /24)

Sapphire Technology Limited. MA-L

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

PrefixDC:9C:52:00:00:00 /24

Vendor addressUnit 1909-1919, 19/F., Tower 2, Grand Central Plaza, HK

Block rangeDC:9C:52:00:00:00– DC:9C:52: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

DC:9C:52:00:00:00 DC:9C:52:7F:FF:FF DC:9C:52:FF:FF:FF