Who owns MAC prefix 0020A5?

0020A5 is registered to API ENGINEERING in the IEEE MA-L registry.

What devices use 0020A5?

Any network device with a MAC address starting 00:20:A5 was manufactured by or for API ENGINEERING.

MA-L · OUI prefix

API ENGINEERING

Any MAC address starting 00:20:A5 is registered to API ENGINEERING in US.

OUI prefix	0020A5
Vendor	API ENGINEERING
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:20:A5:00:00:00

What this means

The IEEE assigned the MA-L block 0020A5 to API ENGINEERING. 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 00:20:A5, it is API ENGINEERING hardware.

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