Who owns MAC prefix 00001E?

00001E is registered to TELSIST INDUSTRIA ELECTRONICA in the IEEE MA-L registry.

What devices use 00001E?

Any network device with a MAC address starting 00:00:1E was manufactured by or for TELSIST INDUSTRIA ELECTRONICA.

MA-L · OUI prefix

TELSIST INDUSTRIA ELECTRONICA

Any MAC address starting 00:00:1E is registered to TELSIST INDUSTRIA ELECTRONICA in BR.

OUI prefix	00001E
Vendor	TELSIST INDUSTRIA ELECTRONICA
Registry	MA-L (24-bit, large block)
Country	BR
Example MAC	00:00:1E:00:00:00

What this means

The IEEE assigned the MA-L block 00001E to TELSIST INDUSTRIA ELECTRONICA. 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 00:00:1E, it is TELSIST INDUSTRIA ELECTRONICA hardware.

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