Leshi Internet Information & Technology (Beijing) Corp.

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.

Prefix24:4E:7B:40:00:00 /28

Vendor addressFl 16, Letv Building, 105 Yaojiayuan Road, Chaoyang District, Beijing,China Beijing CN 100025

RegisteredAug 22, 2016

Block range24:4E:7B:40:00:00– 24:4E:7B:4F: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

24:4E:7B:40:00:00 24:4E:7B:47:FF:FF 24:4E:7B:4F:FF:FF

Where this block sits

Previous 24:4E:7B:30:00:00 /28 Shenzhen Ruixunyun Technology Co.,Ltd. Next 24:4E:7B:50:00:00 /28 Jiangsu Xuanbo Electronic Technologies Co.,Ltd

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

Leshi Internet Information & Technology (Beijing) Corp. holds 1 registered blocks in the IEEE registry, ranking #18,385 of 33,427 organizations by block count.