macadress

ZX Technologies, Inc

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:E0:4A:00:00:00 /24
Vendor address760 Spanish Oak Trail Dripping Springs TX US 78620
Country🇺🇸  United States
RegisteredApr 22, 1998
Block range00:E0:4A:00:00:00– 00:E0:4A: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 – Jun 5, 2002 ENHANCED MESSAGING SYSTEMS,INC name changed
  2. Jun 5, 2002 – Sep 13, 2014 ENHANCED MESSAGING SYSTEMS, INC name changedaddress changed
  3. Sep 13, 2014 – present ZX Technologies, Inc

Example addresses in this block

00:E0:4A:00:00:00 00:E0:4A:7F:FF:FF 00:E0:4A:FF:FF:FF

Where this block sits

Previous 00:E0:49:00:00:00 /24 MICROWI ELECTRONIC GmbH Next 00:E0:4B:00:00:00 /24 JUMP INDUSTRIELLE COMPUTERTECHNIK GmbH

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

ZX Technologies, Inc holds 1 registered blocks in the IEEE registry, ranking #33,410 of 33,427 organizations by block count.