MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixD8:86:0B:D0:00:00 /28
Vendor addressBuliding 2,No. 618 Chengliu Middle Road JiaDing District Shanghai CN 201801
Country🇨🇳 China
RegisteredNov 8, 2018
Block rangeD8:86:0B:D0:00:00– D8:86:0B: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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D8:86:0B:C0:00:00 /28
YUSAN INDUSTRIES LIMITED
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D8:86:0B:E0:00:00 /28
Shenzhen Yidong Technology Co.,Ltd
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
ComNav Technology Ltd. holds 3 registered blocks in the IEEE registry, ranking #985 of 33,427 organizations by block count.
Other blocks registered to ComNav Technology Ltd.