Who owns MAC prefix 44B423?

44B423 is registered to HANWHA VISION VIETNAM COMPANY LIMITED in the IEEE MA-L registry.

What devices use 44B423?

Any network device with a MAC address starting 44:B4:23 was manufactured by or for HANWHA VISION VIETNAM COMPANY LIMITED.

MA-L · OUI prefix

HANWHA VISION VIETNAM COMPANY LIMITED

Any MAC address starting 44:B4:23 is registered to HANWHA VISION VIETNAM COMPANY LIMITED in VN.

OUI prefix	44B423
Vendor	HANWHA VISION VIETNAM COMPANY LIMITED
Registry	MA-L (24-bit, large block)
Country	VN
Example MAC	44:B4:23:00:00:00

What this means

The IEEE assigned the MA-L block 44B423 to HANWHA VISION VIETNAM COMPANY LIMITED. 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 44:B4:23, it is HANWHA VISION VIETNAM COMPANY LIMITED hardware.

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