Who owns MAC prefix AC1065?

AC1065 is registered to KT Micro, Inc. in the IEEE MA-L registry.

What devices use AC1065?

Any network device with a MAC address starting AC:10:65 was manufactured by or for KT Micro, Inc..

MA-L · OUI prefix

KT Micro, Inc.

Any MAC address starting AC:10:65 is registered to KT Micro, Inc. in CN.

OUI prefix	AC1065
Vendor	KT Micro, Inc.
Registry	MA-L (24-bit, large block)
Country	CN
Example MAC	AC:10:65:00:00:00

What this means

The IEEE assigned the MA-L block AC1065 to KT Micro, 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 AC:10:65, it is KT Micro, Inc. hardware.

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