Who owns MAC prefix 78D8005?

78D8005 is registered to Björkviks Consulting AB in the IEEE MA-M registry.

What devices use 78D8005?

Any network device with a MAC address starting 78:D8:00:5 was manufactured by or for Björkviks Consulting AB.

MA-M · OUI prefix

Björkviks Consulting AB

Any MAC address starting 78:D8:00:5 is registered to Björkviks Consulting AB in SE.

OUI prefix	78D8005
Vendor	Björkviks Consulting AB
Registry	MA-M (28-bit, medium block)
Country	SE
Example MAC	78:D8:00:5:00:00:00

What this means

The IEEE assigned the MA-M block 78D8005 to Björkviks Consulting AB. 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 78:D8:00:5, it is Björkviks Consulting AB hardware.

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