Who owns MAC prefix 001850?

001850 is registered to Secfone Kft in the IEEE MA-L registry.

What devices use 001850?

Any network device with a MAC address starting 00:18:50 was manufactured by or for Secfone Kft.

MA-L · OUI prefix

Secfone Kft

Any MAC address starting 00:18:50 is registered to Secfone Kft in HU.

OUI prefix	001850
Vendor	Secfone Kft
Registry	MA-L (24-bit, large block)
Country	HU
Example MAC	00:18:50:00:00:00

What this means

The IEEE assigned the MA-L block 001850 to Secfone Kft. 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 00:18:50, it is Secfone Kft hardware.

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