Who owns MAC prefix A0B045?

A0B045 is registered to Halong Mining in the IEEE MA-L registry.

What devices use A0B045?

Any network device with a MAC address starting A0:B0:45 was manufactured by or for Halong Mining.

MA-L · OUI prefix

Halong Mining

Any MAC address starting A0:B0:45 is registered to Halong Mining.

OUI prefix	A0B045
Vendor	Halong Mining
Registry	MA-L (24-bit, large block)
Example MAC	A0:B0:45:00:00:00

What this means

The IEEE assigned the MA-L block A0B045 to Halong Mining. 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:B0:45, it is Halong Mining hardware.

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