Who owns MAC prefix 70B3D5BDF?

70B3D5BDF is registered to H2O-YUG LLC in the IEEE MA-S registry.

What devices use 70B3D5BDF?

Any network device with a MAC address starting 70:B3:D5:BD:F was manufactured by or for H2O-YUG LLC.

MA-S · OUI prefix

H2O-YUG LLC

Any MAC address starting 70:B3:D5:BD:F is registered to H2O-YUG LLC in RU.

OUI prefix	70B3D5BDF
Vendor	H2O-YUG LLC
Registry	MA-S (36-bit, small block)
Country	RU
Example MAC	70:B3:D5:BD:F:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5BDF to H2O-YUG LLC. 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 70:B3:D5:BD:F, it is H2O-YUG LLC hardware.

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