Who owns MAC prefix 181420?

181420 is registered to TEB SAS in the IEEE MA-L registry.

What devices use 181420?

Any network device with a MAC address starting 18:14:20 was manufactured by or for TEB SAS.

MA-L · OUI prefix

TEB SAS

Any MAC address starting 18:14:20 is registered to TEB SAS in FR.

OUI prefix	181420
Vendor	TEB SAS
Registry	MA-L (24-bit, large block)
Country	FR
Example MAC	18:14:20:00:00:00

What this means

The IEEE assigned the MA-L block 181420 to TEB SAS. 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 18:14:20, it is TEB SAS hardware.

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