Who owns MAC prefix 00A045?

00A045 is registered to Phoenix Contact GmbH & Co. KG in the IEEE MA-L registry.

What devices use 00A045?

Any network device with a MAC address starting 00:A0:45 was manufactured by or for Phoenix Contact GmbH & Co. KG.

MA-L · OUI prefix

Phoenix Contact GmbH & Co. KG

Any MAC address starting 00:A0:45 is registered to Phoenix Contact GmbH & Co. KG in DE.

OUI prefix	00A045
Vendor	Phoenix Contact GmbH & Co. KG
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	00:A0:45:00:00:00

What this means

The IEEE assigned the MA-L block 00A045 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 00:A0:45, 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.

A8741D CCCCEA

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