MA-M: a /28 block, one IEEE assigns within a larger OUI when a full /24 isn't needed, covering 1,048,576 addresses.
Prefix44:D5:F2:B0:00:00 /28
Vendor addressNorth Junyi Ind. Park, Huaide Vil., Fuyong Town, Baoan Dist. Shenzhen Guangzhong CN 518103
Country🇨🇳 China
RegisteredMay 16, 2019
Block range44:D5:F2:B0:00:00– 44:D5:F2:BF: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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44:D5:F2:A0:00:00 /28
SYS TEC electronic GmbH
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44:D5:F2:C0:00:00 /28
neocontrol soluções em automação
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Valeo Interior Controls (Shenzhen) Co.,Ltd holds 3 registered blocks in the IEEE registry, ranking #1,377 of 33,427 organizations by block count.
Other blocks registered to Valeo Interior Controls (Shenzhen) Co.,Ltd