What devices use 70B3D5AE3?

Any network device with a MAC address starting 70:B3:D5:AE:3 was manufactured by or for Zhejiang Wellsun Electric Meter Co.,Ltd.

MA-S · OUI prefix

Zhejiang Wellsun Electric Meter Co.,Ltd

Q: Who owns MAC prefix 70B3D5AE3?

70B3D5AE3 is registered to Zhejiang Wellsun Electric Meter Co.,Ltd in the IEEE MA-S registry.

Any MAC address starting 70:B3:D5:AE:3 is registered to Zhejiang Wellsun Electric Meter Co.,Ltd in CN.

OUI prefix	70B3D5AE3
Vendor	Zhejiang Wellsun Electric Meter Co.,Ltd
Registry	MA-S (36-bit, small block)
Country	CN
Example MAC	70:B3:D5:AE:3:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5AE3 to Zhejiang Wellsun Electric Meter 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 70:B3:D5:AE:3, it is Zhejiang Wellsun Electric Meter Co.,Ltd hardware.

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