AC:86:D1:7 Quantum-Systems GmbH
Every MAC address from AC:86:D1:70:00:00 to AC:86:D1:7F:FF:FF belongs to a block the IEEE assigned to Quantum-Systems GmbH. Network cards, phones and other devices it makes carry addresses from here.
Assignment
Who AC:86:D1:7 belongs to
Written AC:86:D1:7, AC-86-D1-7 or AC86D17, depending on the system. Look up a full address.
Prefix
AC:86:D1:7/28
Organization
Quantum-Systems GmbH
Registry
MA-M (28 bits)
Addresses
1,048,576
First address
AC:86:D1:70:00:00
Last address
AC:86:D1:7F:FF:FF
Address type
Globally unique, unicast
Registered address
Zeppelinstr. 18 Gilching DE 82205
Parent block
Inside AC:86:D1
This MA-M block is carved from the 24-bit block AC:86:D1, which the IEEE holds as IEEE Registration Authority and divides among smaller assignees.