Who owns MAC prefix 00A0E1?

00A0E1 is registered to WESTPORT RESEARCH ASSOCIATES, INC. in the IEEE MA-L registry.

What devices use 00A0E1?

Any network device with a MAC address starting 00:A0:E1 was manufactured by or for WESTPORT RESEARCH ASSOCIATES, INC..

MA-L · OUI prefix

WESTPORT RESEARCH ASSOCIATES, INC.

Any MAC address starting 00:A0:E1 is registered to WESTPORT RESEARCH ASSOCIATES, INC. in US.

OUI prefix	00A0E1
Vendor	WESTPORT RESEARCH ASSOCIATES, INC.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:A0:E1:00:00:00

What this means

The IEEE assigned the MA-L block 00A0E1 to WESTPORT RESEARCH ASSOCIATES, 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 00:A0:E1, it is WESTPORT RESEARCH ASSOCIATES, INC. hardware.

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