MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixC8:5C:E2:D0:00:00 /28
Vendor addressNo. 18 Haoye Road, Tongfuyu Industrial Zone, Fuhai Street, Baoan District, Shenzhen Guangdong CN 518000
Country🇨🇳 China
RegisteredJul 26, 2023
Block rangeC8:5C:E2:D0:00:00– C8:5C:E2:DF: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
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C8:5C:E2:C0:00:00 /28
Shanghai Gaviota Intelligent Technology Co.,Ltd.
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C8:5C:E2:E0:00:00 /28
Wonder Education Tech Limited
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
UNILUMIN GROUP CO., LTD. holds 2 registered blocks in the IEEE registry, ranking #3,326 of 33,427 organizations by block count.