MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:26:66:00:00:00 /24
Vendor address6F, Benposra II 1197-1 Bojeong Giheung Gu Yong In Kyunggi do KR 446913
Country🇰🇷 South Korea
RegisteredJun 7, 2009
Block range00:26:66:00:00:00– 00:26:66: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
Previous
00:26:65:00:00:00 /24
ProtectedLogic Corporation
Next
00:26:67:00:00:00 /24
CARECOM CO.,LTD.
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
EFM Networks holds 8 registered blocks in the IEEE registry, ranking #373 of 33,427 organizations by block count.
Other blocks registered to EFM Networks