macadress

Cisco-Linksys, LLC

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:0C:41:00:00:00 /24
Vendor address121 Theory Dr. Irvine CA US 92612
Country🇺🇸  United States
RegisteredJan 21, 2003
Block range00:0C:41:00:00:00– 00:0C:41: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 21, 2003 – Sep 29, 2007 The Linksys Group, Inc. name changedaddress changed
  2. Sep 29, 2007 – Sep 1, 2015 Cisco-Linksys name changedaddress changed
  3. Sep 1, 2015 – present Cisco-Linksys, LLC

Example addresses in this block

00:0C:41:00:00:00 00:0C:41:7F:FF:FF 00:0C:41:FF:FF:FF

Where this block sits

Previous 00:0C:40:00:00:00 /24 Altech Controls Next 00:0C:42:00:00:00 /24 Routerboard.com

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

Cisco-Linksys, LLC holds 25 registered blocks in the IEEE registry, ranking #140 of 33,427 organizations by block count.

Other blocks registered to Cisco-Linksys, LLC

00:0E:08:00:00:00 /24 MA-L 00:0F:66:00:00:00 /24 MA-L 00:12:17:00:00:00 /24 MA-L 00:13:10:00:00:00 /24 MA-L 00:14:BF:00:00:00 /24 MA-L 00:16:B6:00:00:00 /24 MA-L 00:18:39:00:00:00 /24 MA-L 00:18:F8:00:00:00 /24 MA-L 00:1A:70:00:00:00 /24 MA-L 00:1C:10:00:00:00 /24 MA-L 00:1D:7E:00:00:00 /24 MA-L 00:1E:E5:00:00:00 /24 MA-L