Who owns MAC prefix 000490?

000490 is registered to Optical Access in the IEEE MA-L registry.

What devices use 000490?

Any network device with a MAC address starting 00:04:90 was manufactured by or for Optical Access.

MA-L · OUI prefix

Optical Access

Any MAC address starting 00:04:90 is registered to Optical Access in IL.

OUI prefix	000490
Vendor	Optical Access
Registry	MA-L (24-bit, large block)
Country	IL
Example MAC	00:04:90:00:00:00

What this means

The IEEE assigned the MA-L block 000490 to Optical Access. 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 00:04:90, it is Optical Access hardware.

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