MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:A0:96:00:00:00 /24
Vendor address2-11-2, Tsurumaki Tama-shi Tokyo JP 206-8567
RegisteredApr 22, 1998
Block range00:A0:96:00:00:00– 00:A0:96: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. Apr 22, 1998 – Jun 5, 2002 MITSUMI ELECTRIC CO., LTD. name changedaddress changedcountry changed
  2. Jun 5, 2002 – Mar 14, 2012 MITUMI ELECTRIC CO., LTD. name changedaddress changed
  3. Mar 14, 2012 – Jun 24, 2017 MITSUMI ELECTRIC CO., LTD. name changedaddress changedcountry changed
  4. Jun 24, 2017 – present MITSUMI ELECTRIC CO.,LTD.

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.

MITSUMI ELECTRIC CO.,LTD. holds 7 registered blocks in the IEEE registry, ranking #432 of 33,427 organizations by block count.

Other blocks registered to MITSUMI ELECTRIC CO.,LTD.