Who owns MAC prefix 004006?

004006 is registered to SAMPO TECHNOLOGY CORPORATION in the IEEE MA-L registry.

What devices use 004006?

Any network device with a MAC address starting 00:40:06 was manufactured by or for SAMPO TECHNOLOGY CORPORATION.

MA-L · OUI prefix

SAMPO TECHNOLOGY CORPORATION

Any MAC address starting 00:40:06 is registered to SAMPO TECHNOLOGY CORPORATION.

OUI prefix	004006
Vendor	SAMPO TECHNOLOGY CORPORATION
Registry	MA-L (24-bit, large block)
Example MAC	00:40:06:00:00:00

What this means

The IEEE assigned the MA-L block 004006 to SAMPO TECHNOLOGY 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 00:40:06, it is SAMPO TECHNOLOGY CORPORATION hardware.

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