What this means
The IEEE assigned the MA-L block 4CFE2E to DongGuan Siyoto Electronics Co., 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 4C:FE:2E, it is DongGuan Siyoto Electronics Co., Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix 4CFE2E?
4CFE2E is registered to DongGuan Siyoto Electronics Co., 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. DongGuan Siyoto Electronics Co., Ltd's block covers 16,777,216 addresses.
What devices use 4CFE2E?
Any network device with a MAC address starting 4C:FE:2E was manufactured by or for DongGuan Siyoto Electronics Co., Ltd.