MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:27:04:00:00:00 /24
Vendor address1208 E Kennedy Blvd Tampa FL US 33602
RegisteredJul 28, 2009
Block range00:27:04:00:00:00– 00:27:04: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. Jul 28, 2009 – Mar 14, 2012 Accelerated Concepts, LLC name changed
  2. Mar 14, 2012 – present Accelerated Concepts, Inc

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.

Accelerated Concepts, Inc holds 1 registered blocks in the IEEE registry, ranking #3,827 of 33,421 organizations by block count.