Who owns MAC prefix 0005A9?

0005A9 is registered to Princeton Networks, Inc. in the IEEE MA-L registry.

What devices use 0005A9?

Any network device with a MAC address starting 00:05:A9 was manufactured by or for Princeton Networks, Inc..

MA-L · OUI prefix

Princeton Networks, Inc.

Any MAC address starting 00:05:A9 is registered to Princeton Networks, Inc. in US.

OUI prefix	0005A9
Vendor	Princeton Networks, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:05:A9:00:00:00

What this means

The IEEE assigned the MA-L block 0005A9 to Princeton Networks, 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 00:05:A9, it is Princeton Networks, Inc. hardware.

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