What this means
The IEEE assigned the MA-L block A4856B to Q Electronics Ltd. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting A4:85:6B, it is Q Electronics Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix A4856B?
A4856B is registered to Q Electronics Ltd in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Q Electronics Ltd's block covers 16,777,216 addresses.
What devices use A4856B?
Any network device with a MAC address starting A4:85:6B was manufactured by or for Q Electronics Ltd.