MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix74:7B:7A:00:00:00 /24
Vendor address#202 Mazium BLG, 545-6, Dangjung-dong, Gunpo-si Gyeonggi-do KR 435-833
Country🇰🇷 South Korea
RegisteredFeb 11, 2012
Block range74:7B:7A:00:00:00– 74:7B:7A: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
ETH Inc. holds 1 registered blocks in the IEEE registry, ranking #12,157 of 33,427 organizations by block count.