Who owns MAC prefix A0C5F2B?

A0C5F2B is registered to Oray.com co., LTD. in the IEEE MA-M registry.

What devices use A0C5F2B?

Any network device with a MAC address starting A0:C5:F2:B was manufactured by or for Oray.com co., LTD..

MA-M · OUI prefix

Oray.com co., LTD.

Any MAC address starting A0:C5:F2:B is registered to Oray.com co., LTD. in CN.

OUI prefix	A0C5F2B
Vendor	Oray.com co., LTD.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	A0:C5:F2:B:00:00:00

What this means

The IEEE assigned the MA-M block A0C5F2B to Oray.com co., LTD.. 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:B, it is Oray.com co., LTD. hardware.

Other Oray.com co., LTD. prefixes

Oray.com co., LTD. holds 2 registered blocks in total.

FCA05A

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