Who owns MAC prefix 70B3D5E85?

70B3D5E85 is registered to Explorer Inc. in the IEEE MA-S registry.

What devices use 70B3D5E85?

Any network device with a MAC address starting 70:B3:D5:E8:5 was manufactured by or for Explorer Inc..

MA-S · OUI prefix

Explorer Inc.

Any MAC address starting 70:B3:D5:E8:5 is registered to Explorer Inc. in JP.

OUI prefix	70B3D5E85
Vendor	Explorer Inc.
Registry	MA-S (36-bit, small block)
Country	JP
Example MAC	70:B3:D5:E8:5:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5E85 to Explorer 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 70:B3:D5:E8:5, it is Explorer Inc. hardware.

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