macadress

Universal Instruments Corp.

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:06:A9:00:00:00 /24
Vendor addressPO Box 825 Binghamton NY US 13902
Country🇺🇸  United States
RegisteredJun 4, 2001
Block range00:06:A9:00:00:00– 00:06:A9: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 4, 2001 – Oct 24, 2001 Universal Intruments Corp. name changedaddress changed
  2. Oct 24, 2001 – present Universal Instruments Corp.

Example addresses in this block

00:06:A9:00:00:00 00:06:A9:7F:FF:FF 00:06:A9:FF:FF:FF

Where this block sits

Previous 00:06:A8:00:00:00 /24 KC Technology, Inc. Next 00:06:AA:00:00:00 /24 VT Miltope

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

Universal Instruments Corp. holds 1 registered blocks in the IEEE registry, ranking #31,031 of 33,427 organizations by block count.