Who owns MAC prefix E48F09?

E48F09 is registered to ithinx GmbH in the IEEE MA-L registry.

What devices use E48F09?

Any network device with a MAC address starting E4:8F:09 was manufactured by or for ithinx GmbH.

MA-L · OUI prefix

ithinx GmbH

Any MAC address starting E4:8F:09 is registered to ithinx GmbH in DE.

OUI prefix	E48F09
Vendor	ithinx GmbH
Registry	MA-L (24-bit, large block)
Country	DE
Example MAC	E4:8F:09:00:00:00

What this means

The IEEE assigned the MA-L block E48F09 to ithinx GmbH. 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 E4:8F:09, it is ithinx GmbH hardware.

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