Who owns MAC prefix 00001B?

00001B is registered to Novell, Inc. in the IEEE MA-L registry.

What devices use 00001B?

Any network device with a MAC address starting 00:00:1B was manufactured by or for Novell, Inc..

MA-L · OUI prefix

Novell, Inc.

Any MAC address starting 00:00:1B is registered to Novell, Inc. in US.

OUI prefix	00001B
Vendor	Novell, Inc.
Registry	MA-L (24-bit, large block)
Country	US
Example MAC	00:00:1B:00:00:00

What this means

The IEEE assigned the MA-L block 00001B to Novell, Inc.. 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 00:00:1B, it is Novell, Inc. hardware.

Other Novell, Inc. prefixes

Novell, Inc. holds 2 registered blocks in total.

0000D8

Look up another MAC