D0:22:12:4 Viatron GmbH
Every MAC address from D0:22:12:40:00:00 to D0:22:12:4F:FF:FF belongs to a block the IEEE assigned to Viatron GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who D0:22:12:4 belongs to
Written D0:22:12:4, D0-22-12-4 or D022124, depending on the system. Look up a full address.
Prefix
D0:22:12:4/28
Organization
Viatron GmbH
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
D0:22:12:40:00:00
Last address
D0:22:12:4F:FF:FF
Address type
Globally unique, unicast
Registered address
Carl-Metz-Str. 3 Ettlingen Baden Würtemberg DE 76275
Parent block
Inside D0:22:12
This MA-M block is carved from the 24-bit block D0:22:12, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.