macadress

FLIR Systems

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:40:7F:00:00:00 /24
Vendor addressBOX 3 SE
Country🇸🇪  Sweden
RegisteredApr 22, 1998
Block range00:40:7F:00:00:00– 00:40:7F: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 – Oct 24, 2001 AGEMA INFRARED SYSTEMS AB name changed
  2. Oct 24, 2001 – present FLIR Systems

Example addresses in this block

00:40:7F:00:00:00 00:40:7F:7F:FF:FF 00:40:7F:FF:FF:FF

Where this block sits

Previous 00:40:7E:00:00:00 /24 EVERGREEN SYSTEMS, INC. Next 00:40:80:00:00:00 /24 ATHENIX CORPORATION

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

FLIR Systems holds 1 registered blocks in the IEEE registry, ranking #12,822 of 33,427 organizations by block count.