Who owns MAC prefix F891F5?

F891F5 is registered to Dingtian Technologies Co., Ltd in the IEEE MA-L registry.

What devices use F891F5?

Any network device with a MAC address starting F8:91:F5 was manufactured by or for Dingtian Technologies Co., Ltd.

MA-L · OUI prefix

Dingtian Technologies Co., Ltd

Any MAC address starting F8:91:F5 is registered to Dingtian Technologies Co., Ltd in CN.

OUI prefix	F891F5
Vendor	Dingtian Technologies Co., Ltd
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	F8:91:F5:00:00:00

What this means

The IEEE assigned the MA-L block F891F5 to Dingtian Technologies 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 F8:91:F5, it is Dingtian Technologies Co., Ltd hardware.

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