Who owns MAC prefix 001440?

001440 is registered to ATOMIC Corporation in the IEEE MA-L registry.

What devices use 001440?

Any network device with a MAC address starting 00:14:40 was manufactured by or for ATOMIC Corporation.

MA-L · OUI prefix

ATOMIC Corporation

Any MAC address starting 00:14:40 is registered to ATOMIC Corporation in JP.

OUI prefix	001440
Vendor	ATOMIC Corporation
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	00:14:40:00:00:00

What this means

The IEEE assigned the MA-L block 001440 to ATOMIC Corporation. 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 00:14:40, it is ATOMIC Corporation hardware.

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