MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:16:BE:00:00:00 /24
Vendor address8th Floor, Cowell B/D, 66-1 Seoul KR 137-040
Country🇰🇷 South Korea
RegisteredDec 9, 2005
Block range00:16:BE:00:00:00– 00:16:BE: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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00:16:BD:00:00:00 /24
ATI Industrial Automation
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00:16:BF:00:00:00 /24
PaloDEx Group Oy
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
INFRANET, Inc. holds 1 registered blocks in the IEEE registry, ranking #16,016 of 33,421 organizations by block count.