Who owns MAC prefix C0CAA2?

C0CAA2 is registered to ESSYS in the IEEE MA-L registry.

What devices use C0CAA2?

Any network device with a MAC address starting C0:CA:A2 was manufactured by or for ESSYS.

MA-L · OUI prefix

ESSYS

Any MAC address starting C0:CA:A2 is registered to ESSYS in KR.

OUI prefix	C0CAA2
Vendor	ESSYS
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	C0:CA:A2:00:00:00

What this means

The IEEE assigned the MA-L block C0CAA2 to ESSYS. 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:CA:A2, it is ESSYS hardware.

Other ESSYS prefixes

ESSYS holds 5 registered blocks in total.

28CF08 487AFF A8B9B3 ECAB3E

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