Who owns MAC prefix BCAF91?

BCAF91 is registered to TE Connectivity Sensor Solutions in the IEEE MA-L registry.

What devices use BCAF91?

Any network device with a MAC address starting BC:AF:91 was manufactured by or for TE Connectivity Sensor Solutions.

MA-L · OUI prefix

TE Connectivity Sensor Solutions

Any MAC address starting BC:AF:91 is registered to TE Connectivity Sensor Solutions in FR.

OUI prefix	BCAF91
Vendor	TE Connectivity Sensor Solutions
Registry	MA-L (24-bit, large block)
Country	FR
Example MAC	BC:AF:91:00:00:00

What this means

The IEEE assigned the MA-L block BCAF91 to TE Connectivity Sensor Solutions. 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 BC:AF:91, it is TE Connectivity Sensor Solutions hardware.

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