Who owns MAC prefix 2C39C1?

2C39C1 is registered to Ciena Corporation in the IEEE MA-L registry.

What devices use 2C39C1?

Any network device with a MAC address starting 2C:39:C1 was manufactured by or for Ciena Corporation.

MA-L · OUI prefix

Ciena Corporation

Any MAC address starting 2C:39:C1 is registered to Ciena Corporation in US.

OUI prefix	2C39C1
Vendor	Ciena Corporation
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	2C:39:C1:00:00:00

What this means

The IEEE assigned the MA-L block 2C39C1 to Ciena Corporation. 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 2C:39:C1, it is Ciena Corporation hardware.

Other Ciena Corporation prefixes

Ciena Corporation holds 30 registered blocks in total.

00238A 0479FD 144E2A 1892A4 1C1161 2465E1 208058 2C4A11 54C33E 5C07A4 7487BB 785FA4 all 30 »

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