Who owns MAC prefix 0005BD?

0005BD is registered to ROAX BV in the IEEE MA-L registry.

What devices use 0005BD?

Any network device with a MAC address starting 00:05:BD was manufactured by or for ROAX BV.

MA-L · OUI prefix

ROAX BV

Any MAC address starting 00:05:BD is registered to ROAX BV in NL.

OUI prefix	0005BD
Vendor	ROAX BV
Registry	MA-L (24-bit, large block)
Country	NL
Example MAC	00:05:BD:00:00:00

What this means

The IEEE assigned the MA-L block 0005BD to ROAX BV. 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 00:05:BD, it is ROAX BV hardware.

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