Who owns MAC prefix 38B19E8?

38B19E8 is registered to BoCo Inc. in the IEEE MA-M registry.

What devices use 38B19E8?

Any network device with a MAC address starting 38:B1:9E:8 was manufactured by or for BoCo Inc..

MA-M · OUI prefix

BoCo Inc.

Any MAC address starting 38:B1:9E:8 is registered to BoCo Inc. in JP.

OUI prefix	38B19E8
Vendor	BoCo Inc.
Registry	MA-M (28-bit, medium block)
Country	JP
Example MAC	38:B1:9E:8:00:00:00

What this means

The IEEE assigned the MA-M block 38B19E8 to BoCo 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 38:B1:9E:8, it is BoCo Inc. hardware.

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