Who owns MAC prefix 80A579B?

80A579B is registered to Ground Control Technologies UK Ltd. in the IEEE MA-M registry.

What devices use 80A579B?

Any network device with a MAC address starting 80:A5:79:B was manufactured by or for Ground Control Technologies UK Ltd..

MA-M · OUI prefix

Ground Control Technologies UK Ltd.

Any MAC address starting 80:A5:79:B is registered to Ground Control Technologies UK Ltd..

OUI prefix	80A579B
Vendor	Ground Control Technologies UK Ltd.
Registry	MA-M (28-bit, medium block)
Example MAC	80:A5:79:B:00:00:00

What this means

The IEEE assigned the MA-M block 80A579B to Ground Control Technologies UK Ltd.. 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 80:A5:79:B, it is Ground Control Technologies UK Ltd. hardware.

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