What devices use 0013B1?

Any network device with a MAC address starting 00:13:B1 was manufactured by or for Intelligent Control Systems (Asia) Pte Ltd.

MA-L · OUI prefix

Intelligent Control Systems (Asia) Pte Ltd

Q: Who owns MAC prefix 0013B1?

0013B1 is registered to Intelligent Control Systems (Asia) Pte Ltd in the IEEE MA-L registry.

Any MAC address starting 00:13:B1 is registered to Intelligent Control Systems (Asia) Pte Ltd in SG.

OUI prefix	0013B1
Vendor	Intelligent Control Systems (Asia) Pte Ltd
Registry	MA-L (24-bit, large block)
Country	SG
Example MAC	00:13:B1:00:00:00

What this means

The IEEE assigned the MA-L block 0013B1 to Intelligent Control Systems (Asia) Pte 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 00:13:B1, it is Intelligent Control Systems (Asia) Pte Ltd hardware.

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