Who owns MAC prefix A0C5F2A?

A0C5F2A is registered to Serious Integrated, Inc. in the IEEE MA-M registry.

What devices use A0C5F2A?

Any network device with a MAC address starting A0:C5:F2:A was manufactured by or for Serious Integrated, Inc..

MA-M · OUI prefix

Serious Integrated, Inc.

Any MAC address starting A0:C5:F2:A is registered to Serious Integrated, Inc. in US.

OUI prefix	A0C5F2A
Vendor	Serious Integrated, Inc.
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	A0:C5:F2:A:00:00:00

What this means

The IEEE assigned the MA-M block A0C5F2A to Serious Integrated, 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:C5:F2:A, it is Serious Integrated, Inc. hardware.

Look up another MAC