Who owns MAC prefix 74C621?

74C621 is registered to Zhejiang Hite Renewable Energy Co.,LTD in the IEEE MA-L registry.

What devices use 74C621?

Any network device with a MAC address starting 74:C6:21 was manufactured by or for Zhejiang Hite Renewable Energy Co.,LTD.

MA-L · OUI prefix

Zhejiang Hite Renewable Energy Co.,LTD

Any MAC address starting 74:C6:21 is registered to Zhejiang Hite Renewable Energy Co.,LTD in CN.

OUI prefix	74C621
Vendor	Zhejiang Hite Renewable Energy Co.,LTD
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	74:C6:21:00:00:00

What this means

The IEEE assigned the MA-L block 74C621 to Zhejiang Hite Renewable Energy 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 74:C6:21, it is Zhejiang Hite Renewable Energy Co.,LTD hardware.

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