Who owns MAC prefix A4E31B?

A4E31B is registered to Nokia in the IEEE MA-L registry.

What devices use A4E31B?

Any network device with a MAC address starting A4:E3:1B was manufactured by or for Nokia.

MA-L · OUI prefix

Nokia

Any MAC address starting A4:E3:1B is registered to Nokia.

OUI prefix	A4E31B
Vendor	Nokia
Registry	MA-L (24-bit, large block)
Example MAC	A4:E3:1B:00:00:00

What this means

The IEEE assigned the MA-L block A4E31B to Nokia. 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 A4:E3:1B, it is Nokia hardware.

Other Nokia prefixes

Nokia holds 156 registered blocks in total.

003126 006168 007839 00D0F6 0425F0 043D6E 04A526 04C241 08474C 0C354F 0C4B48 0C54B9 all 156 »

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