SOUNDKING ELECTRONICS&SOUND 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.

Prefix6C:5C:3D:70:00:00 /28

Vendor addressNo.818 Chengxin RoadYinzhou Investment Business Park Ningbo Zhejiang CN 315105

RegisteredJul 29, 2018

Block range6C:5C:3D:70:00:00– 6C:5C:3D:7F: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

6C:5C:3D:70:00:00 6C:5C:3D:77:FF:FF 6C:5C:3D:7F:FF:FF

Where this block sits

Previous 6C:5C:3D:60:00:00 /28 Hangzhou Netease Yanxuan Trading Co.,Ltd Next 6C:5C:3D:80:00:00 /28 GUANGZHOU GUANGRI ELEVATOR INDUSTRY CO.,LTD

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

SOUNDKING ELECTRONICS&SOUND CO., LTD. holds 1 registered blocks in the IEEE registry, ranking #28,065 of 33,427 organizations by block count.