macadress

NEC Platforms, Ltd.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix10:66:82:00:00:00 /24
Vendor address800 Shimomata Kakegawa Shizuoka JP 436-8501
Country🇯🇵  Japan
RegisteredJan 27, 2013
Block range10:66:82:00:00:00– 10:66:82: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

  1. Jan 27, 2013 – Jul 9, 2014 NEC AccessTechnica, Ltd. name changed
  2. Jul 9, 2014 – present NEC Platforms, Ltd.

Example addresses in this block

10:66:82:00:00:00 10:66:82:7F:FF:FF 10:66:82:FF:FF:FF

Where this block sits

NEC Platforms, Ltd. holds 16 registered blocks in the IEEE registry, ranking #206 of 33,421 organizations by block count.

Other blocks registered to NEC Platforms, Ltd.

00:0D:02:00:00:00 /24 MA-L 00:1B:8B:00:00:00 /24 MA-L 00:3A:9D:00:00:00 /24 MA-L 08:10:86:00:00:00 /24 MA-L 1C:7C:98:00:00:00 /24 MA-L 1C:B1:7F:00:00:00 /24 MA-L 34:38:39:00:00:00 /24 MA-L 54:9B:49:00:00:00 /24 MA-L 6C:E4:DA:00:00:00 /24 MA-L 80:22:A7:00:00:00 /24 MA-L 98:F1:99:00:00:00 /24 MA-L A4:12:42:00:00:00 /24 MA-L