Who owns MAC prefix 502ECE?

502ECE is registered to Asahi Electronics Co.,Ltd in the IEEE MA-L registry.

What devices use 502ECE?

Any network device with a MAC address starting 50:2E:CE was manufactured by or for Asahi Electronics Co.,Ltd.

MA-L · OUI prefix

Asahi Electronics Co.,Ltd

Any MAC address starting 50:2E:CE is registered to Asahi Electronics Co.,Ltd in JP.

OUI prefix	502ECE
Vendor	Asahi Electronics Co.,Ltd
Registry	MA-L (24-bit, large block)
Country	JP
Example MAC	50:2E:CE:00:00:00

What this means

The IEEE assigned the MA-L block 502ECE to Asahi Electronics Co.,Ltd. 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 50:2E:CE, it is Asahi Electronics Co.,Ltd hardware.

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