Who owns MAC prefix 480BB20?

480BB20 is registered to Ridango AS in the IEEE MA-M registry.

What devices use 480BB20?

Any network device with a MAC address starting 48:0B:B2:0 was manufactured by or for Ridango AS.

MA-M · OUI prefix

Ridango AS

Any MAC address starting 48:0B:B2:0 is registered to Ridango AS in EE.

OUI prefix	480BB20
Vendor	Ridango AS
Registry	MA-M (28-bit, medium block)
Country	EE
Example MAC	48:0B:B2:0:00:00:00

What this means

The IEEE assigned the MA-M block 480BB20 to Ridango AS. 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 48:0B:B2:0, it is Ridango AS hardware.

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