MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:08:9F:00:00:00 /24
Vendor address403, 4th floor Elegance 1 Bldg. Sungnam-si Kyunggi-do KR 463-808
Country🇰🇷 South Korea
RegisteredDec 14, 2001
Block range00:08:9F:00:00:00– 00:08:9F: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
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00:08:9E:00:00:00 /24
Beijing Enter-Net co.LTD
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00:08:A0:00:00:00 /24
Stotz Feinmesstechnik GmbH
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 33,421 organizations by block count.
Other blocks registered to EFM Networks