Shenzhen Shuanghe Electric 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.

Prefix08:25:32:B0:00:00 /28

Vendor addressEast Side of 1st&2nd Floors, Building 117, Liantang First Industrial Zone, Luohu District Shenzhen Guangdong CN 518004

Country🇨🇳 China

RegisteredJul 7, 2026

Block range08:25:32:B0:00:00– 08:25:32:BF: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

08:25:32:B0:00:00 08:25:32:B7:FF:FF 08:25:32:BF:FF:FF

Where this block sits

Previous 08:25:32:A0:00:00 /28 Eveo sp. z o.o. Next 08:25:32:C0:00:00 /28 CLOUD TECHNOLOGY GROUP, LLC

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

Shenzhen Shuanghe Electric Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,872 of 33,427 organizations by block count.