MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix5C:F2:86:90:00:00 /28
Vendor address3 floor,1Building, No.3 West of ShangXue Science and technology park, Bantian town, LongGang District ShenZhen Guangdong CN 518100
Country🇨🇳 China
RegisteredDec 20, 2015
Block range5C:F2:86:90:00:00– 5C:F2:86:9F: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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5C:F2:86:80:00:00 /28
SHENZHEN HIVT TECHNOLOGY CO.,LTD
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5C:F2:86:A0:00:00 /28
Unfors Raysafe AB
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen VST Automotive Electronics Co., LTD holds 1 registered blocks in the IEEE registry, ranking #26,992 of 33,421 organizations by block count.