Who owns MAC prefix 000304?

000304 is registered to Pacific Broadband Communications in the IEEE MA-L registry.

What devices use 000304?

Any network device with a MAC address starting 00:03:04 was manufactured by or for Pacific Broadband Communications.

MA-L · OUI prefix

Pacific Broadband Communications

Any MAC address starting 00:03:04 is registered to Pacific Broadband Communications in US.

OUI prefix	000304
Vendor	Pacific Broadband Communications
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:03:04:00:00:00

What this means

The IEEE assigned the MA-L block 000304 to Pacific Broadband Communications. 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 00:03:04, it is Pacific Broadband Communications hardware.

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