Beijing CHJ Automotive 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.

Prefix2C:16:BD:C0:00:00 /28

Vendor addressRoom 101, Building 1, No. 4 Hengxing Road, Gaoliying, Shunyi District Beijing Beijing CN 101303

RegisteredApr 25, 2019

Block range2C:16:BD:C0:00:00– 2C:16:BD:CF: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

2C:16:BD:C0:00:00 2C:16:BD:C7:FF:FF 2C:16:BD:CF:FF:FF

Where this block sits

Previous 2C:16:BD:B0:00:00 /28 LINGDONG TECHNOLOGY (BEIJING) CO. LTD Next 2C:16:BD:D0:00:00 /28 Hangzhou Yanzhi Technology Co.,Ltd.

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

Beijing CHJ Automotive Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #6,498 of 33,427 organizations by block count.