MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix94:51:BF:00:00:00 /24
Vendor addressGangnam-gu Seoul KOREA, REPUBLIC OF KR 135-845
Country🇰🇷 South Korea
RegisteredDec 20, 2013
Block range94:51:BF:00:00:00– 94:51:BF:FF:FF:FF
Address capacity16,777,216
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
Hyundai ESG holds 1 registered blocks in the IEEE registry, ranking #15,382 of 33,427 organizations by block count.