Who owns MAC prefix E87829B?

E87829B is registered to Ampner Ltd in the IEEE MA-M registry.

What devices use E87829B?

Any network device with a MAC address starting E8:78:29:B was manufactured by or for Ampner Ltd.

MA-M · OUI prefix

Ampner Ltd

Any MAC address starting E8:78:29:B is registered to Ampner Ltd in FI.

OUI prefix	E87829B
Vendor	Ampner Ltd
Registry	MA-M (28-bit, medium block)
Country	FI
Example MAC	E8:78:29:B:00:00:00

What this means

The IEEE assigned the MA-M block E87829B to Ampner 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 E8:78:29:B, it is Ampner Ltd hardware.

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