MA-S: a /36 block (also called an OUI-36 assignment), IEEE's smallest, covering 4,096 addresses.
Prefix8C:1F:64:35:D0:00 /36
Vendor addressB-dong, #204, 17, Gosan-ro 148beon-gil Gunpo-si Gyeonggi-do KR 15850
Country🇰🇷 South Korea
RegisteredDec 5, 2021
Block range8C:1F:64:35:D0:00– 8C:1F:64:35:DF: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:64:35:C0:00 /36
Opgal Optronic Industries ltd
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8C:1F:64:35:E0:00 /36
Test21 Taiwan Corp
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
Security&Best holds 1 registered blocks in the IEEE registry, ranking #25,517 of 33,427 organizations by block count.