Who owns MAC prefix 70B3D5559?

70B3D5559 is registered to Eagle Mountain Technology in the IEEE MA-S registry.

What devices use 70B3D5559?

Any network device with a MAC address starting 70:B3:D5:55:9 was manufactured by or for Eagle Mountain Technology.

MA-S · OUI prefix

Eagle Mountain Technology

Any MAC address starting 70:B3:D5:55:9 is registered to Eagle Mountain Technology in US.

OUI prefix	70B3D5559
Vendor	Eagle Mountain Technology
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:55:9:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D5559 to Eagle Mountain Technology. 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:D5:55:9, it is Eagle Mountain Technology hardware.

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