MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix50:FF:99:20:00:00 /28
Vendor address8/F,NO.100,LANGKOU INDUSTRLAL PARK,DALANG STREET,NEW LONGHUA DISTRCT,SHENZHEN,R.R.C Shenzhen CN 518000
Country🇨🇳 China
RegisteredFeb 21, 2016
Block range50:FF:99:20:00:00– 50:FF:99:2F: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.
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Example addresses in this block
Where this block sits
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COYOTE SYSTEM
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Yongjing Shanghai Electronic Science and Technology
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SHENZHEN KINGVT ELECTRONICS CO.,LTD holds 1 registered blocks in the IEEE registry, ranking #26,633 of 33,427 organizations by block count.