Who owns MAC prefix 4456B7?

4456B7 is registered to Spawn Labs, Inc in the IEEE MA-L registry.

What devices use 4456B7?

Any network device with a MAC address starting 44:56:B7 was manufactured by or for Spawn Labs, Inc.

MA-L · OUI prefix

Spawn Labs, Inc

Any MAC address starting 44:56:B7 is registered to Spawn Labs, Inc in US.

OUI prefix	4456B7
Vendor	Spawn Labs, Inc
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	44:56:B7:00:00:00

What this means

The IEEE assigned the MA-L block 4456B7 to Spawn Labs, 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 44:56:B7, it is Spawn Labs, Inc hardware.

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