Who owns MAC prefix 3CA070?

3CA070 is registered to Blink by Amazon in the IEEE MA-L registry.

What devices use 3CA070?

Any network device with a MAC address starting 3C:A0:70 was manufactured by or for Blink by Amazon.

MA-L · OUI prefix

Blink by Amazon

Any MAC address starting 3C:A0:70 is registered to Blink by Amazon in US.

OUI prefix	3CA070
Vendor	Blink by Amazon
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	3C:A0:70:00:00:00

What this means

The IEEE assigned the MA-L block 3CA070 to Blink by Amazon. 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 3C:A0:70, it is Blink by Amazon hardware.

Other Blink by Amazon prefixes

Blink by Amazon holds 6 registered blocks in total.

70AD43 741348 74AB93 C819D8 F074C1

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