What this means
The IEEE assigned the MA-L block 00C0D5 to Werbeagentur Jürgen Siebert. 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:C0:D5, it is Werbeagentur Jürgen Siebert hardware.
Frequently Asked Questions
Who owns MAC prefix 00C0D5?
00C0D5 is registered to Werbeagentur Jürgen Siebert in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Werbeagentur Jürgen Siebert's block covers 16,777,216 addresses.
What devices use 00C0D5?
Any network device with a MAC address starting 00:C0:D5 was manufactured by or for Werbeagentur Jürgen Siebert.