MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix10:BA:A5:00:00:00 /24
Vendor address154-17 kyoungdong B/D 3F karak-dong songpa-gu Seoul Korea KR 138-160
Country🇰🇷 South Korea
RegisteredAug 20, 2009
Block range10:BA:A5:00:00:00– 10:BA:A5: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
GANA I&C CO., LTD holds 1 registered blocks in the IEEE registry, ranking #13,329 of 33,427 organizations by block count.