Who owns MAC prefix A48D3B?

A48D3B is registered to Vizio, Inc in the IEEE MA-L registry.

What devices use A48D3B?

Any network device with a MAC address starting A4:8D:3B was manufactured by or for Vizio, Inc.

MA-L · OUI prefix

Vizio, Inc

Any MAC address starting A4:8D:3B is registered to Vizio, Inc in US.

OUI prefix	A48D3B
Vendor	Vizio, Inc
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	A4:8D:3B:00:00:00

What this means

The IEEE assigned the MA-L block A48D3B to Vizio, 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 A4:8D:3B, it is Vizio, Inc hardware.

Other Vizio, Inc prefixes

Vizio, Inc holds 16 registered blocks in total.

00199D 006B9E 00BD3E 0C8B7D 14C67D 201BA5 24EE5D 2C641F 3C9BD6 80051F A06A44 C41CFF all 16 »

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