Who owns MAC prefix 000420?

000420 is registered to Slim Devices, Inc. in the IEEE MA-L registry.

What devices use 000420?

Any network device with a MAC address starting 00:04:20 was manufactured by or for Slim Devices, Inc..

MA-L · OUI prefix

Slim Devices, Inc.

Any MAC address starting 00:04:20 is registered to Slim Devices, Inc. in US.

OUI prefix	000420
Vendor	Slim Devices, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:04:20:00:00:00

What this means

The IEEE assigned the MA-L block 000420 to Slim Devices, 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 00:04:20, it is Slim Devices, Inc. hardware.

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