Who owns MAC prefix E4D3AA?

E4D3AA is registered to FCNT LLC in the IEEE MA-L registry.

What devices use E4D3AA?

Any network device with a MAC address starting E4:D3:AA was manufactured by or for FCNT LLC.

MA-L · OUI prefix

FCNT LLC

Any MAC address starting E4:D3:AA is registered to FCNT LLC in JP.

OUI prefix	E4D3AA
Vendor	FCNT LLC
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	E4:D3:AA:00:00:00

What this means

The IEEE assigned the MA-L block E4D3AA to FCNT LLC. 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 E4:D3:AA, it is FCNT LLC hardware.

Other FCNT LLC prefixes

FCNT LLC holds 3 registered blocks in total.

18188B B8D0F0

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