macadress

Hach Lange Sarl

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:13:6A:00:00:00 /24
Vendor address6, route de Compois VESENAZ GENEVA CH 1222
Country🇨🇭  Switzerland
RegisteredJan 15, 2005
Block range00:13:6A:00:00:00– 00:13:6A: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. Jan 15, 2005 – Dec 10, 2009 Hach Ultra Analytics name changed
  2. Dec 10, 2009 – Mar 27, 2013 Hach Lange SA name changed
  3. Mar 27, 2013 – present Hach Lange Sarl

Example addresses in this block

00:13:6A:00:00:00 00:13:6A:7F:FF:FF 00:13:6A:FF:FF:FF

Where this block sits

Previous 00:13:69:00:00:00 /24 Honda Electron Co., LED. Next 00:13:6B:00:00:00 /24 E-TEC

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

Hach Lange Sarl holds 1 registered blocks in the IEEE registry, ranking #14,290 of 33,427 organizations by block count.