MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0D:5E:00:00:00 /24
Vendor address6-80, Shimohanazawa 2-Chome Yonezawa-shi Yamagata JP 992-8520
Country🇯🇵 Japan
RegisteredJun 1, 2003
Block range00:0D:5E:00:00:00– 00:0D:5E: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 →
Ownership timeline
- Jun 1, 2003 – Jun 23, 2009 NEC CustomTechnica, Ltd. name changed
- Jun 23, 2009 – present NEC Personal Products
Example addresses in this block
Where this block sits
The nearest registered blocks of the same size on either side of this one in IEEE's address space.
NEC Personal Products holds 1 registered blocks in the IEEE registry, ranking #20,811 of 33,427 organizations by block count.