Who owns MAC prefix 00071F?

00071F is registered to European Systems Integration in the IEEE MA-L registry.

What devices use 00071F?

Any network device with a MAC address starting 00:07:1F was manufactured by or for European Systems Integration.

MA-L · OUI prefix

European Systems Integration

Any MAC address starting 00:07:1F is registered to European Systems Integration in FR.

OUI prefix	00071F
Vendor	European Systems Integration
Registry	MA-L (24-bit, large block)
Country	FR
Example MAC	00:07:1F:00:00:00

What this means

The IEEE assigned the MA-L block 00071F to European Systems Integration. 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 00:07:1F, it is European Systems Integration hardware.

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