Who owns MAC prefix 300D2A?

300D2A is registered to Zhejiang Wellcom Technology Co.,Ltd. in the IEEE MA-L registry.

What devices use 300D2A?

Any network device with a MAC address starting 30:0D:2A was manufactured by or for Zhejiang Wellcom Technology Co.,Ltd..

MA-L · OUI prefix

Zhejiang Wellcom Technology Co.,Ltd.

Any MAC address starting 30:0D:2A is registered to Zhejiang Wellcom Technology Co.,Ltd..

OUI prefix	300D2A
Vendor	Zhejiang Wellcom Technology Co.,Ltd.
Registry	MA-L (24-bit, large block)
Example MAC	30:0D:2A:00:00:00

What this means

The IEEE assigned the MA-L block 300D2A to Zhejiang Wellcom Technology 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 30:0D:2A, it is Zhejiang Wellcom Technology Co.,Ltd. hardware.

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