MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix24:15:10:50:00:00 /28
Vendor addressDehuida Science and Technology Park, Huoyanshan Road, Anyuan District Ganzhou Jiangxi CN 342100
Country🇨🇳 China
RegisteredJun 1, 2019
Block range24:15:10:50:00:00– 24:15:10:5F: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
Where this block sits
Previous
24:15:10:40:00:00 /28
Annapurna labs
Next
24:15:10:60:00:00 /28
SHANDONG KEHUI POWER AUTOMATION CO. LTD.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
GANZHOU DEHUIDA TECHNOLOGY CO., LTD holds 2 registered blocks in the IEEE registry, ranking #2,072 of 33,421 organizations by block count.
Other blocks registered to GANZHOU DEHUIDA TECHNOLOGY CO., LTD