What devices use A028332?

Any network device with a MAC address starting A0:28:33:2 was manufactured by or for Shanghai Nohmi Secom Fire Protection Equipment Co.,Ltd..

MA-M · OUI prefix

Shanghai Nohmi Secom Fire Protection Equipment Co.,Ltd.

Q: Who owns MAC prefix A028332?

A028332 is registered to Shanghai Nohmi Secom Fire Protection Equipment Co.,Ltd. in the IEEE MA-M registry.

Any MAC address starting A0:28:33:2 is registered to Shanghai Nohmi Secom Fire Protection Equipment Co.,Ltd. in CN.

OUI prefix	A028332
Vendor	Shanghai Nohmi Secom Fire Protection Equipment Co.,Ltd.
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	A0:28:33:2:00:00:00

What this means

The IEEE assigned the MA-M block A028332 to Shanghai Nohmi Secom Fire Protection Equipment 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 A0:28:33:2, it is Shanghai Nohmi Secom Fire Protection Equipment Co.,Ltd. hardware.

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