Who owns MAC prefix 70B3D574F?

70B3D574F is registered to United States Technologies Inc. in the IEEE MA-S registry.

What devices use 70B3D574F?

Any network device with a MAC address starting 70:B3:D5:74:F was manufactured by or for United States Technologies Inc..

MA-S · OUI prefix

United States Technologies Inc.

Any MAC address starting 70:B3:D5:74:F is registered to United States Technologies Inc. in US.

OUI prefix	70B3D574F
Vendor	United States Technologies Inc.
Registry	MA-S (36-bit, small block)
Country	US
Example MAC	70:B3:D5:74:F:00:00:00

What this means

The IEEE assigned the MA-S block 70B3D574F to United States Technologies 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:D5:74:F, it is United States Technologies Inc. hardware.

Other United States Technologies Inc. prefixes

United States Technologies Inc. holds 2 registered blocks in total.

8C1F64525

Look up another MAC