Who owns MAC prefix EC5BCDA?

EC5BCDA is registered to CareSix Inc. in the IEEE MA-M registry.

What devices use EC5BCDA?

Any network device with a MAC address starting EC:5B:CD:A was manufactured by or for CareSix Inc..

MA-M · OUI prefix

CareSix Inc.

Any MAC address starting EC:5B:CD:A is registered to CareSix Inc. in KR.

OUI prefix	EC5BCDA
Vendor	CareSix Inc.
Registry	MA-M (28-bit, medium block)
Country	KR
Example MAC	EC:5B:CD:A:00:00:00

What this means

The IEEE assigned the MA-M block EC5BCDA to CareSix 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 EC:5B:CD:A, it is CareSix Inc. hardware.

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