Shenzhen Speedrun Technologies 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.

Prefix88:5D:90:A0:00:00 /28

Vendor addressRoom 303,Builing 5, GuiYuan Garden, NO.62 Airong Road, SheKou, NanShan District ShenZhen GuangDong CN 518067

Country🇨🇳 China

RegisteredOct 16, 2015

Block range88:5D:90:A0:00:00– 88:5D:90:AF: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

88:5D:90:A0:00:00 88:5D:90:A7:FF:FF 88:5D:90:AF:FF:FF

Where this block sits

Previous 88:5D:90:90:00:00 /28 Gigatech R&D Corp. Next 88:5D:90:B0:00:00 /28 Premier Merchandises Limited

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

Shenzhen Speedrun Technologies Co.,Ltd. holds 1 registered blocks in the IEEE registry, ranking #26,899 of 33,427 organizations by block count.