macadress

The Nielsen Company

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:07:22:00:00:00 /24
Vendor address501 Brooker Creek Blvd. Oldsmar FL US 34677
Country🇺🇸  United States
RegisteredOct 24, 2001
Block range00:07:22:00:00:00– 00:07:22: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. Oct 24, 2001 – Dec 31, 2007 Nielsen Media Research name changedaddress changed
  2. Dec 31, 2007 – present The Nielsen Company

Example addresses in this block

00:07:22:00:00:00 00:07:22:7F:FF:FF 00:07:22:FF:FF:FF

Where this block sits

Previous 00:07:21:00:00:00 /24 Formac Elektronik GmbH Next 00:07:23:00:00:00 /24 ELCON Systemtechnik GmbH

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

The Nielsen Company holds 1 registered blocks in the IEEE registry, ranking #29,912 of 33,427 organizations by block count.