Who owns MAC prefix 400E67?

400E67 is registered to Tremol Ltd. in the IEEE MA-L registry.

What devices use 400E67?

Any network device with a MAC address starting 40:0E:67 was manufactured by or for Tremol Ltd..

MA-L · OUI prefix

Tremol Ltd.

Any MAC address starting 40:0E:67 is registered to Tremol Ltd. in BG.

OUI prefix	400E67
Vendor	Tremol Ltd.
Registry	MA-L (24-bit, large block)
Country	BG
Example MAC	40:0E:67:00:00:00

What this means

The IEEE assigned the MA-L block 400E67 to Tremol 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 40:0E:67, it is Tremol Ltd. hardware.

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