macadress

ERCO & GENER

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix2C:34:27:00:00:00 /24
Vendor addressZI de SAINT LAMBERT DES LEVEES SAUMUR FR 49412
Country🇫🇷  France
RegisteredOct 30, 2009
Block range2C:34:27:00:00:00– 2C:34:27: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 30, 2009 – Jan 30, 2013 ERCO & GENER name changed
  2. Jan 30, 2013 – Jan 31, 2013 ERCO & GENER name changed
  3. Jan 31, 2013 – Feb 14, 2013 ERCO & GENER name changed
  4. Feb 14, 2013 – present ERCO & GENER

Example addresses in this block

2C:34:27:00:00:00 2C:34:27:7F:FF:FF 2C:34:27:FF:FF:FF

Where this block sits

ERCO & GENER holds 1 registered blocks in the IEEE registry, ranking #12,024 of 33,427 organizations by block count.