Who owns MAC prefix 70B3D5741?

70B3D5741 is registered to HOW-E in the IEEE MA-S registry.

What devices use 70B3D5741?

Any network device with a MAC address starting 70:B3:D5:74:1 was manufactured by or for HOW-E.

MA-S · OUI prefix

HOW-E

Any MAC address starting 70:B3:D5:74:1 is registered to HOW-E in TW.

OUI prefix	70B3D5741
Vendor	HOW-E
Registry	MA-S (36-bit, small block)
Country	TW
Example MAC	70:B3:D5:74:1:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5741 to HOW-E. 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:D5:74:1, it is HOW-E hardware.

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