macadress

Teridian Semiconductor Corporation

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:C0:39:00:00:00 /24
Vendor address6440 Oak Canyon Irvine CA US 92618
Country🇺🇸  United States
RegisteredApr 22, 1998
Block range00:C0:39:00:00:00– 00:C0:39: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 – Aug 26, 2005 TDK SEMICONDUCTOR CORPORATION name changedaddress changed
  2. Aug 26, 2005 – present Teridian Semiconductor Corporation

Example addresses in this block

00:C0:39:00:00:00 00:C0:39:7F:FF:FF 00:C0:39:FF:FF:FF

Where this block sits

Previous 00:C0:38:00:00:00 /24 RASTER IMAGE PROCESSING SYSTEM Next 00:C0:3A:00:00:00 /24 duagon Germany GmbH

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

Teridian Semiconductor Corporation holds 1 registered blocks in the IEEE registry, ranking #29,775 of 33,427 organizations by block count.