Who owns MAC prefix E405F8?

E405F8 is registered to Bytedance in the IEEE MA-L registry.

What devices use E405F8?

Any network device with a MAC address starting E4:05:F8 was manufactured by or for Bytedance.

MA-L · OUI prefix

Bytedance

Any MAC address starting E4:05:F8 is registered to Bytedance in CN.

OUI prefix	E405F8
Vendor	Bytedance
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	E4:05:F8:00:00:00

What this means

The IEEE assigned the MA-L block E405F8 to Bytedance. 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 E4:05:F8, it is Bytedance hardware.

Look up another MAC