MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:51:90:00 /36
Vendor address1501, Building T2, Haigu Technology Building, 140 meters southeast of the intersection of Jianxing Road and Baoshi South Road, Shiyan Street, Bao'an District, Shenzhen City, Guangdong Province Shenzhen GUANGDONG CN 518000
Country🇨🇳 China
RegisteredSep 4, 2024
Block range8C:1F:64:51:90:00– 8C:1F:64:51:9F:FF
Address capacity4,096
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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8C:1F:64:51:80:00 /36
Wagner Group GmbH
Next
8C:1F:64:51:A0:00 /36
TELE Haase Steuergeräte Ges.m.b.H
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
SHENZHEN GW TECHNOLOGY CO.,LTD holds 2 registered blocks in the IEEE registry, ranking #2,996 of 33,427 organizations by block count.