Who owns MAC prefix 1000E8?

1000E8 is registered to NATIONAL SEMICONDUCTOR in the IEEE MA-L registry.

What devices use 1000E8?

Any network device with a MAC address starting 10:00:E8 was manufactured by or for NATIONAL SEMICONDUCTOR.

MA-L · OUI prefix

NATIONAL SEMICONDUCTOR

Any MAC address starting 10:00:E8 is registered to NATIONAL SEMICONDUCTOR in US.

OUI prefix	1000E8
Vendor	NATIONAL SEMICONDUCTOR
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	10:00:E8:00:00:00

What this means

The IEEE assigned the MA-L block 1000E8 to NATIONAL SEMICONDUCTOR. 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 10:00:E8, it is NATIONAL SEMICONDUCTOR hardware.

Other NATIONAL SEMICONDUCTOR prefixes

NATIONAL SEMICONDUCTOR holds 2 registered blocks in total.

080017

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