Who owns MAC prefix 20F510?

20F510 is registered to Codex Digital Limited in the IEEE MA-L registry.

What devices use 20F510?

Any network device with a MAC address starting 20:F5:10 was manufactured by or for Codex Digital Limited.

MA-L · OUI prefix

Codex Digital Limited

Any MAC address starting 20:F5:10 is registered to Codex Digital Limited.

OUI prefix	20F510
Vendor	Codex Digital Limited
Registry	MA-L (24-bit, large block)
Example MAC	20:F5:10:00:00:00

What this means

The IEEE assigned the MA-L block 20F510 to Codex Digital Limited. 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 20:F5:10, it is Codex Digital Limited hardware.

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