Who owns MAC prefix 4037AD?

4037AD is registered to Macro Image Technology, Inc. in the IEEE MA-L registry.

What devices use 4037AD?

Any network device with a MAC address starting 40:37:AD was manufactured by or for Macro Image Technology, Inc..

MA-L · OUI prefix

Macro Image Technology, Inc.

Any MAC address starting 40:37:AD is registered to Macro Image Technology, Inc. in KR.

OUI prefix	4037AD
Vendor	Macro Image Technology, Inc.
Registry	MA-L (24-bit, large block)
Country	KR
Example MAC	40:37:AD:00:00:00

What this means

The IEEE assigned the MA-L block 4037AD to Macro Image Technology, 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 40:37:AD, it is Macro Image Technology, Inc. hardware.

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