Who owns MAC prefix C0A3C7?

C0A3C7 is registered to Telink Micro LLC in the IEEE MA-L registry.

What devices use C0A3C7?

Any network device with a MAC address starting C0:A3:C7 was manufactured by or for Telink Micro LLC.

MA-L · OUI prefix

Telink Micro LLC

Any MAC address starting C0:A3:C7 is registered to Telink Micro LLC in US.

OUI prefix	C0A3C7
Vendor	Telink Micro LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	C0:A3:C7:00:00:00

What this means

The IEEE assigned the MA-L block C0A3C7 to Telink Micro LLC. 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 C0:A3:C7, it is Telink Micro LLC hardware.

Other Telink Micro LLC prefixes

Telink Micro LLC holds 13 registered blocks in total.

109A93 382228 4C8237 603FFB 74DC13 888225 8C3957 AC5C80 BC9D37 BCF212 C4224E D0AB4A

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