Who owns MAC prefix 001C51?

001C51 is registered to Celeno Communications in the IEEE MA-L registry.

What devices use 001C51?

Any network device with a MAC address starting 00:1C:51 was manufactured by or for Celeno Communications.

MA-L · OUI prefix

Celeno Communications

Any MAC address starting 00:1C:51 is registered to Celeno Communications in IL.

OUI prefix	001C51
Vendor	Celeno Communications
Registry	MA-L (24-bit, large block)
Country	IL
Example MAC	00:1C:51:00:00:00

What this means

The IEEE assigned the MA-L block 001C51 to Celeno Communications. 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 00:1C:51, it is Celeno Communications hardware.

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