macadress

Pulse-Link Inc

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:04:64:00:00:00 /24
Vendor address1934 Kellogg Avenue Carlsbad CA US 92008
Country🇺🇸  United States
RegisteredNov 23, 2000
Block range00:04:64:00:00:00– 00:04:64: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. Nov 23, 2000 – Aug 15, 2013 Fantasma Networks, Inc. name changedaddress changed
  2. Aug 15, 2013 – present Pulse-Link Inc

Example addresses in this block

00:04:64:00:00:00 00:04:64:7F:FF:FF 00:04:64:FF:FF:FF

Where this block sits

Previous 00:04:63:00:00:00 /24 Bosch Security Systems Next 00:04:65:00:00:00 /24 i.s.t isdn-support technik GmbH

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

Pulse-Link Inc holds 1 registered blocks in the IEEE registry, ranking #23,709 of 33,421 organizations by block count.