MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
PrefixE8:FF:1E:90:00:00 /28
Vendor addressRoom 307, Building 10, Dayun Software Town, No.8288, Longgang Avenue, He'ao Community, Yuanshan Street, Longgang District Shenzhen CN 518100
Country🇨🇳 China
RegisteredNov 29, 2023
Block rangeE8:FF:1E:90:00:00– E8:FF:1E: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.
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Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Shenzhen Justinfo Technology Co.,Ltd holds 1 registered blocks in the IEEE registry, ranking #26,606 of 33,421 organizations by block count.