What this means
The IEEE assigned the MA-M block C8FFBF9 to Shandong Wanshuo Optoelectronic Equipment 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 C8:FF:BF:9, it is Shandong Wanshuo Optoelectronic Equipment Co.,Ltd hardware.
Frequently Asked Questions
Who owns MAC prefix C8FFBF9?
C8FFBF9 is registered to Shandong Wanshuo Optoelectronic Equipment Co.,Ltd 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. Shandong Wanshuo Optoelectronic Equipment Co.,Ltd's block covers 1,048,576 addresses.
What devices use C8FFBF9?
Any network device with a MAC address starting C8:FF:BF:9 was manufactured by or for Shandong Wanshuo Optoelectronic Equipment Co.,Ltd.