Who owns MAC prefix 144FD7D?

144FD7D is registered to Shanghai B&A Technology Co., Ltd in the IEEE MA-M registry.

What devices use 144FD7D?

Any network device with a MAC address starting 14:4F:D7:D was manufactured by or for Shanghai B&A Technology Co., Ltd.

MA-M · OUI prefix

Shanghai B&A Technology Co., Ltd

Any MAC address starting 14:4F:D7:D is registered to Shanghai B&A Technology Co., Ltd in CN.

OUI prefix	144FD7D
Vendor	Shanghai B&A Technology Co., Ltd
Registry	MA-M (28-bit, medium block)
Country	CN
Example MAC	14:4F:D7:D:00:00:00

What this means

The IEEE assigned the MA-M block 144FD7D to Shanghai B&A Technology 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 14:4F:D7:D, it is Shanghai B&A Technology Co., Ltd hardware.

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