Who owns MAC prefix 0040B0?

0040B0 is registered to BYTEX CORPORATION, ENGINEERING in the IEEE MA-L registry.

What devices use 0040B0?

Any network device with a MAC address starting 00:40:B0 was manufactured by or for BYTEX CORPORATION, ENGINEERING.

MA-L · OUI prefix

BYTEX CORPORATION, ENGINEERING

Any MAC address starting 00:40:B0 is registered to BYTEX CORPORATION, ENGINEERING in US.

OUI prefix	0040B0
Vendor	BYTEX CORPORATION, ENGINEERING
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:40:B0:00:00:00

What this means

The IEEE assigned the MA-L block 0040B0 to BYTEX CORPORATION, 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 00:40:B0, it is BYTEX CORPORATION, ENGINEERING hardware.

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