MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixF8:75:28:60:00:00 /28
Vendor addressNo.369 Kangzhuang Road Zhoushi Town Kunshan City Jiangsu Province China 215300 KUNSHAN Jiangsu CN 215300
Country🇨🇳 China
RegisteredMay 8, 2026
Block rangeF8:75:28:60:00:00– F8:75:28:6F: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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F8:75:28:50:00:00 /28
NORBIT ASA
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F8:75:28:70:00:00 /28
PANASONIC AUTOMOTIVE SYSTEM MALAYSIA
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
KUNSHAN WONDERTEK TECHNOLOGY CO.,LTD. holds 1 registered blocks in the IEEE registry, ranking #17,995 of 33,427 organizations by block count.