Who owns MAC prefix 0023A4?

0023A4 is registered to New Concepts Development Corp. in the IEEE MA-L registry.

What devices use 0023A4?

Any network device with a MAC address starting 00:23:A4 was manufactured by or for New Concepts Development Corp..

MA-L · OUI prefix

New Concepts Development Corp.

Any MAC address starting 00:23:A4 is registered to New Concepts Development Corp. in US.

OUI prefix	0023A4
Vendor	New Concepts Development Corp.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:23:A4:00:00:00

What this means

The IEEE assigned the MA-L block 0023A4 to New Concepts Development Corp.. 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 00:23:A4, it is New Concepts Development Corp. hardware.

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