Who owns MAC prefix A0ADA1?

A0ADA1 is registered to JMR Electronics, Inc in the IEEE MA-L registry.

What devices use A0ADA1?

Any network device with a MAC address starting A0:AD:A1 was manufactured by or for JMR Electronics, Inc.

MA-L · OUI prefix

JMR Electronics, Inc

Any MAC address starting A0:AD:A1 is registered to JMR Electronics, Inc in US.

OUI prefix	A0ADA1
Vendor	JMR Electronics, Inc
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	A0:AD:A1:00:00:00

What this means

The IEEE assigned the MA-L block A0ADA1 to JMR Electronics, Inc. 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 A0:AD:A1, it is JMR Electronics, Inc hardware.

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