Who owns MAC prefix CCCCEA?

CCCCEA is registered to Phoenix Contact GmbH & Co. KG in the IEEE MA-L registry.

What devices use CCCCEA?

Any network device with a MAC address starting CC:CC:EA was manufactured by or for Phoenix Contact GmbH & Co. KG.

MA-L · OUI prefix

Phoenix Contact GmbH & Co. KG

Any MAC address starting CC:CC:EA is registered to Phoenix Contact GmbH & Co. KG in DE.

OUI prefix	CCCCEA
Vendor	Phoenix Contact GmbH & Co. KG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	CC:CC:EA:00:00:00

What this means

The IEEE assigned the MA-L block CCCCEA to Phoenix Contact GmbH & Co. KG. 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 CC:CC:EA, it is Phoenix Contact GmbH & Co. KG hardware.

Other Phoenix Contact GmbH & Co. KG prefixes

Phoenix Contact GmbH & Co. KG holds 3 registered blocks in total.

00A045 A8741D

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