Princeton Networks, Inc. - MAC Prefix 0005A9 (MA-L)

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.

Frequently Asked Questions

Who owns MAC prefix 0005A9?

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

What does the MA-L registry type mean?

An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Princeton Networks, Inc.'s block covers 16,777,216 addresses.

What devices use 0005A9?

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

OUI prefix	0005A9
Vendor	Princeton Networks, Inc.
Registry	MA-L (24-bit, large block)
Block size	16,777,216 addresses
Country	US
Other blocks by this vendor	1 total
Example MAC	00:05:A9:00:00:00