macadress

Cisco SPVTG

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix00:1E:6B:00:00:00 /24
Vendor address5030 Sugarloaf Parkway Lawrenceville GA US 30044
Country🇺🇸  United States
RegisteredOct 22, 2007
Block range00:1E:6B:00:00:00– 00:1E:6B: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. Oct 22, 2007 – Apr 12, 2013 Scientific Atlanta, A Cisco Company name changed
  2. Apr 12, 2013 – present Cisco SPVTG

Example addresses in this block

00:1E:6B:00:00:00 00:1E:6B:7F:FF:FF 00:1E:6B:FF:FF:FF

Where this block sits

Previous 00:1E:6A:00:00:00 /24 Beijing Bluexon Technology Co.,Ltd Next 00:1E:6C:00:00:00 /24 Opaque Systems

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

Cisco SPVTG holds 41 registered blocks in the IEEE registry, ranking #89 of 33,427 organizations by block count.

Other blocks registered to Cisco SPVTG

00:18:68:00:00:00 /24 MA-L 00:19:47:00:00:00 /24 MA-L 00:1B:D7:00:00:00 /24 MA-L 00:21:BE:00:00:00 /24 MA-L 00:22:3A:00:00:00 /24 MA-L 00:22:CE:00:00:00 /24 MA-L 00:23:BE:00:00:00 /24 MA-L 00:25:2E:00:00:00 /24 MA-L 08:80:39:00:00:00 /24 MA-L 10:5F:49:00:00:00 /24 MA-L 10:EA:59:00:00:00 /24 MA-L 18:55:0F:00:00:00 /24 MA-L