Who owns MAC prefix EC83B7?

EC83B7 is registered to PUWELL CLOUD TECH LIMITED in the IEEE MA-L registry.

What devices use EC83B7?

Any network device with a MAC address starting EC:83:B7 was manufactured by or for PUWELL CLOUD TECH LIMITED.

MA-L · OUI prefix

PUWELL CLOUD TECH LIMITED

Any MAC address starting EC:83:B7 is registered to PUWELL CLOUD TECH LIMITED in HK.

OUI prefix	EC83B7
Vendor	PUWELL CLOUD TECH LIMITED
Registry	MA-L (24-bit, large block)
Country	HK
Example MAC	EC:83:B7:00:00:00

What this means

The IEEE assigned the MA-L block EC83B7 to PUWELL CLOUD TECH LIMITED. 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 EC:83:B7, it is PUWELL CLOUD TECH LIMITED hardware.

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