Wuhan Precise Electronics 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.

Prefix18:66:96:50:00:00 /28

Vendor addressBuilding 1, Mobile Terminal Industrial Park, No.777 Guanggu 3rd Road, East Lake High-tech Zone Wuhan Hubei CN 430200

Country🇨🇳 China

RegisteredJan 23, 2025

Block range18:66:96:50:00:00– 18:66:96:5F: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

18:66:96:50:00:00 18:66:96:57:FF:FF 18:66:96:5F:FF:FF

Where this block sits

Previous 18:66:96:40:00:00 /28 Akteena Inc Next 18:66:96:60:00:00 /28 Shenzhen Safecuit Photonic Technology Co., Ltd

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

Wuhan Precise Electronics Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #32,526 of 33,427 organizations by block count.