Who owns MAC prefix F0421C?

F0421C is registered to Intel Corporate in the IEEE MA-L registry.

What devices use F0421C?

Any network device with a MAC address starting F0:42:1C was manufactured by or for Intel Corporate.

MA-L · OUI prefix

Intel Corporate

Any MAC address starting F0:42:1C is registered to Intel Corporate in MY.

OUI prefix	F0421C
Vendor	Intel Corporate
Registry	MA-L (24-bit, large block)
Country	MY
Example MAC	F0:42:1C:00:00:00

What this means

The IEEE assigned the MA-L block F0421C to Intel Corporate. 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 F0:42:1C, it is Intel Corporate hardware.

Other Intel Corporate prefixes

Intel Corporate holds 667 registered blocks in total.

0012F0 001302 001320 0013CE 001500 001517 00166F 001676 0013E8 0016EA 0016EB 0018DE all 667 »

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