Who owns MAC prefix D05F641?

D05F641 is registered to Hangzhou ToupTek Photonics Co., Ltd. in the IEEE MA-M registry.

What devices use D05F641?

Any network device with a MAC address starting D0:5F:64:1 was manufactured by or for Hangzhou ToupTek Photonics Co., Ltd..

MA-M · OUI prefix

Hangzhou ToupTek Photonics Co., Ltd.

Any MAC address starting D0:5F:64:1 is registered to Hangzhou ToupTek Photonics Co., Ltd. in CN.

OUI prefix	D05F641
Vendor	Hangzhou ToupTek Photonics Co., Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	D0:5F:64:1:00:00:00

What this means

The IEEE assigned the MA-M block D05F641 to Hangzhou ToupTek Photonics 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 D0:5F:64:1, it is Hangzhou ToupTek Photonics Co., Ltd. hardware.

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