What this means
The IEEE assigned the MA-M block F43AFAC to Lenovo India Private Limited. 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 F4:3A:FA:C, it is Lenovo India Private Limited hardware.
Frequently Asked Questions
Who owns MAC prefix F43AFAC?
F43AFAC is registered to Lenovo India Private Limited in the IEEE MA-M registry.
What does the MA-M registry type mean?
An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. Lenovo India Private Limited's block covers 1,048,576 addresses.
What devices use F43AFAC?
Any network device with a MAC address starting F4:3A:FA:C was manufactured by or for Lenovo India Private Limited.