Who owns MAC prefix 78CA831?

78CA831 is registered to Excelocity Inc. in the IEEE MA-M registry.

What devices use 78CA831?

Any network device with a MAC address starting 78:CA:83:1 was manufactured by or for Excelocity Inc..

MA-M · OUI prefix

Excelocity Inc.

Any MAC address starting 78:CA:83:1 is registered to Excelocity Inc..

OUI prefix	78CA831
Vendor	Excelocity Inc.
Registry	MA-M (28-bit, medium block)
Example MAC	78:CA:83:1:00:00:00

What this means

The IEEE assigned the MA-M block 78CA831 to Excelocity 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 78:CA:83:1, it is Excelocity Inc. hardware.

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