Who owns MAC prefix 8821E3?

8821E3 is registered to Nebusens, S.L. in the IEEE MA-L registry.

What devices use 8821E3?

Any network device with a MAC address starting 88:21:E3 was manufactured by or for Nebusens, S.L..

MA-L · OUI prefix

Nebusens, S.L.

Any MAC address starting 88:21:E3 is registered to Nebusens, S.L. in ES.

OUI prefix	8821E3
Vendor	Nebusens, S.L.
Registry	MA-L (24-bit, large block)
Country	ES
Example MAC	88:21:E3:00:00:00

What this means

The IEEE assigned the MA-L block 8821E3 to Nebusens, S.L.. 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 88:21:E3, it is Nebusens, S.L. hardware.

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