Who owns MAC prefix 745BC5B?

745BC5B is registered to Smartiply Inc. in the IEEE MA-M registry.

What devices use 745BC5B?

Any network device with a MAC address starting 74:5B:C5:B was manufactured by or for Smartiply Inc..

MA-M · OUI prefix

Smartiply Inc.

Any MAC address starting 74:5B:C5:B is registered to Smartiply Inc. in US.

OUI prefix	745BC5B
Vendor	Smartiply Inc.
Registry	MA-M (28-bit, medium block)
Country	US
Example MAC	74:5B:C5:B:00:00:00

What this means

The IEEE assigned the MA-M block 745BC5B to Smartiply 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 74:5B:C5:B, it is Smartiply Inc. hardware.

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