Dongguan CXWE Technology Co.,Ltd.

MA-M

MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.

Prefix94:05:BB:20:00:00 /28

Vendor addressRoom 805, building 1, No. 16, Keji 4th Road, Songshanhu Dongguan Guangdong CN 523000

RegisteredJan 11, 2020

Block range94:05:BB:20:00:00– 94:05:BB:2F:FF:FF

Address capacity1,048,576

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

94:05:BB:20:00:00 94:05:BB:27:FF:FF 94:05:BB:2F:FF:FF

Where this block sits

Previous 94:05:BB:10:00:00 /28 Dongguan Kingtron Electronics Tech Co., Ltd Next 94:05:BB:30:00:00 /28 Neutrik AG

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Dongguan CXWE Technology Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #10,646 of 33,421 organizations by block count.