Beijing Gemotech Intelligent 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.

Prefix40:11:75:80:00:00 /28

Vendor addressNO.1 Development Road,Beijing International Information Industrial Base,Huilongguan Town,Changping District Beijing Beijing CN 102206

Country🇨🇳 China

RegisteredJul 10, 2019

Block range40:11:75:80:00:00– 40:11:75:8F: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

40:11:75:80:00:00 40:11:75:87:FF:FF 40:11:75:8F:FF:FF

Where this block sits

Previous 40:11:75:70:00:00 /28 Guangzhou RALID Information System Co.Ltd Next 40:11:75:90:00:00 /28 ADH Guardian USA

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

Beijing Gemotech Intelligent Technology Co., Ltd. holds 1 registered blocks in the IEEE registry, ranking #6,557 of 33,427 organizations by block count.