Beijing Nan Bao Technology Co., Ltd.

MA-L

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

PrefixCC:10:A3:00:00:00 /24

Vendor addressRoom 8476，Floor 8,Building 3 Shijingshan District Beijing CN 100041

RegisteredJul 2, 2014

Block rangeCC:10:A3:00:00:00– CC:10:A3: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

CC:10:A3:00:00:00 CC:10:A3:7F:FF:FF CC:10:A3:FF:FF:FF

Where this block sits

Beijing Nan Bao Technology Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #6,649 of 33,427 organizations by block count.