macadress

AVM GmbH

MA-L
MA-L: a full /24 OUI block, IEEE's largest, covering 16,777,216 addresses.
Prefix34:31:C4:00:00:00 /24
Vendor addressAlt-Moabit 95 Berlin Berlin DE 10559
Country🇩🇪  Germany
RegisteredApr 1, 2014
Block range34:31:C4:00:00:00– 34:31:C4: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. Apr 1, 2014 – Apr 1, 2014 IEEE REGISTRATION AUTHORITY - Please see OUI36 public listing for more information. name changedaddress changedcountry changed
  2. Apr 1, 2014 – present AVM GmbH

Example addresses in this block

34:31:C4:00:00:00 34:31:C4:7F:FF:FF 34:31:C4:FF:FF:FF

Where this block sits

AVM GmbH holds 13 registered blocks in the IEEE registry, ranking #232 of 33,421 organizations by block count.

Other blocks registered to AVM GmbH

00:04:0E:00:00:00 /24 MA-L 00:15:0C:00:00:00 /24 MA-L 00:1A:4F:00:00:00 /24 MA-L 00:1C:4A:00:00:00 /24 MA-L 00:1F:3F:00:00:00 /24 MA-L 00:24:FE:00:00:00 /24 MA-L 08:96:D7:00:00:00 /24 MA-L 24:65:11:00:00:00 /24 MA-L 34:81:C4:00:00:00 /24 MA-L 9C:C7:A6:00:00:00 /24 MA-L BC:05:43:00:00:00 /24 MA-L C0:25:06:00:00:00 /24 MA-L