JB-Lighting Lichtanlagen GmbH - MAC Prefix DCE5338 (MA-M)

What this means

The IEEE assigned the MA-M block DCE5338 to JB-Lighting Lichtanlagen GmbH. 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 DC:E5:33:8, it is JB-Lighting Lichtanlagen GmbH hardware.

Frequently Asked Questions

Who owns MAC prefix DCE5338?

DCE5338 is registered to JB-Lighting Lichtanlagen GmbH in the IEEE MA-M registry.

What does the MA-M registry type mean?

An MA-M assignment covers 28 bits of the address, giving the vendor 1,048,576 device addresses, a quarter of a full MA-L block. JB-Lighting Lichtanlagen GmbH's block covers 1,048,576 addresses.

What devices use DCE5338?

Any network device with a MAC address starting DC:E5:33:8 was manufactured by or for JB-Lighting Lichtanlagen GmbH.

OUI prefix	DCE5338
Vendor	JB-Lighting Lichtanlagen GmbH
Registry	MA-M (28-bit, medium block)
Block size	1,048,576 addresses
Country	DE
Other blocks by this vendor	1 total
Example MAC	DC:E5:33:8:00:00:00