macadress

ARO WELDING TECHNOLOGIES SAS

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0A:46:00:00:00 /24
Vendor address1, avenue de Tours Chateau du Loir sarthe FR 72500
Country🇫🇷  France
RegisteredJun 5, 2002
Block range00:0A:46:00:00:00– 00:0A:46: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. Jun 5, 2002 – Mar 11, 2010 ARO Controls SAS name changed
  2. Mar 11, 2010 – present ARO WELDING TECHNOLOGIES SAS

Example addresses in this block

00:0A:46:00:00:00 00:0A:46:7F:FF:FF 00:0A:46:FF:FF:FF

Where this block sits

Previous 00:0A:45:00:00:00 /24 Audio-Technica Corp. Next 00:0A:47:00:00:00 /24 Allied Vision Technologies

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

ARO WELDING TECHNOLOGIES SAS holds 1 registered blocks in the IEEE registry, ranking #5,475 of 33,421 organizations by block count.