What this means
The IEEE assigned the MA-L block F43E46 to Xenox IT & Kommunikations GmbH. 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 F4:3E:46, it is Xenox IT & Kommunikations GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix F43E46?
F43E46 is registered to Xenox IT & Kommunikations GmbH 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. Xenox IT & Kommunikations GmbH's block covers 16,777,216 addresses.
What devices use F43E46?
Any network device with a MAC address starting F4:3E:46 was manufactured by or for Xenox IT & Kommunikations GmbH.