Who owns MAC prefix 00040F?

00040F is registered to Asus Network Technologies, Inc. in the IEEE MA-L registry.

What devices use 00040F?

Any network device with a MAC address starting 00:04:0F was manufactured by or for Asus Network Technologies, Inc..

MA-L · OUI prefix

Asus Network Technologies, Inc.

Any MAC address starting 00:04:0F is registered to Asus Network Technologies, Inc..

OUI prefix	00040F
Vendor	Asus Network Technologies, Inc.
Registry	MA-L (24-bit, large block)
Example MAC	00:04:0F:00:00:00

What this means

The IEEE assigned the MA-L block 00040F to Asus Network Technologies, 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 00:04:0F, it is Asus Network Technologies, Inc. hardware.

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