Who owns MAC prefix 70A191?

70A191 is registered to Trendsetter Medical, LLC in the IEEE MA-L registry.

What devices use 70A191?

Any network device with a MAC address starting 70:A1:91 was manufactured by or for Trendsetter Medical, LLC.

MA-L · OUI prefix

Trendsetter Medical, LLC

Any MAC address starting 70:A1:91 is registered to Trendsetter Medical, LLC in US.

OUI prefix	70A191
Vendor	Trendsetter Medical, LLC
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	70:A1:91:00:00:00

What this means

The IEEE assigned the MA-L block 70A191 to Trendsetter Medical, 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:A1:91, it is Trendsetter Medical, LLC hardware.

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