macadress

IEC – TC9 WG43

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix20:0E:95:00:00:00 /24
Vendor address3, rue de Varembé Geneva GE CH 1211
Country🇨🇭  Switzerland
RegisteredOct 22, 2013
Block range20:0E:95:00:00:00– 20:0E:95: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, 2013 – Dec 5, 2013 IEC – TC9 WG43 name changedaddress changed
  2. Dec 5, 2013 – Dec 14, 2013 IEC – TC9 WG43 name changedaddress changed
  3. Dec 14, 2013 – Aug 27, 2015 IEC – TC9 WG43 name changedaddress changed
  4. Aug 27, 2015 – present IEC – TC9 WG43

Example addresses in this block

20:0E:95:00:00:00 20:0E:95:7F:FF:FF 20:0E:95:FF:FF:FF

Where this block sits

IEC – TC9 WG43 holds 1 registered blocks in the IEEE registry, ranking #15,631 of 33,427 organizations by block count.