Precise Automation, Inc.

MA-L

MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.

Prefix00:14:FF:00:00:00 /24

Vendor address1402 Alexandra Blvd Crystal Lake IL US 60014

RegisteredJun 25, 2005

Block range00:14:FF:00:00:00– 00:14:FF: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

Jun 25, 2005 – Sep 29, 2007 Precise Automation, LLC name changed
Sep 29, 2007 – present Precise Automation, Inc.

Example addresses in this block

00:14:FF:00:00:00 00:14:FF:7F:FF:FF 00:14:FF:FF:FF:FF

Where this block sits

Previous 00:14:FE:00:00:00 /24 Artech Electronics Next 00:15:00:00:00:00 /24 Intel Corporate

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

Precise Automation, Inc. holds 1 registered blocks in the IEEE registry, ranking #23,374 of 33,421 organizations by block count.