What devices use 001BC504A?

Any network device with a MAC address starting 00:1B:C5:04:A was manufactured by or for Certis Technology International Pte Ltd.

MA-S · OUI prefix

Certis Technology International Pte Ltd

Q: Who owns MAC prefix 001BC504A?

001BC504A is registered to Certis Technology International Pte Ltd in the IEEE MA-S registry.

Any MAC address starting 00:1B:C5:04:A is registered to Certis Technology International Pte Ltd in SG.

OUI prefix	001BC504A
Vendor	Certis Technology International Pte Ltd
Registry	MA-S (36-bit, small block)
Country	SG
Example MAC	00:1B:C5:04:A:00:00:00

What this means

The IEEE assigned the MA-S block 001BC504A to Certis Technology International 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 00:1B:C5:04:A, it is Certis Technology International Pte Ltd hardware.

Look up another MAC