macadress

Fujikura Solutions Ltd.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0B:A1:00:00:00 /24
Vendor address1565-6,Shirakusadai,Fukaya-shi Saitama-ken JP 369-1106
Country🇯🇵  Japan
RegisteredNov 19, 2002
Block range00:0B:A1:00:00:00– 00:0B:A1: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. Nov 19, 2002 – Sep 9, 2016 SYSCOM Ltd. name changedaddress changed
  2. Sep 9, 2016 – present Fujikura Solutions Ltd.

Example addresses in this block

00:0B:A1:00:00:00 00:0B:A1:7F:FF:FF 00:0B:A1:FF:FF:FF

Where this block sits

Previous 00:0B:A0:00:00:00 /24 T&L Information Inc. Next 00:0B:A2:00:00:00 /24 Sumitomo Electric Industries, Ltd

The nearest registered blocks of the same size on either side of this one in IEEE's address space.

Fujikura Solutions Ltd. holds 1 registered blocks in the IEEE registry, ranking #13,148 of 33,421 organizations by block count.