What this means
The IEEE assigned the MA-L block 000D9B to Heraeus Electro-Nite International N.V.. 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 00:0D:9B, it is Heraeus Electro-Nite International N.V. hardware.
Frequently Asked Questions
Who owns MAC prefix 000D9B?
000D9B is registered to Heraeus Electro-Nite International N.V. 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. Heraeus Electro-Nite International N.V.'s block covers 16,777,216 addresses.
What devices use 000D9B?
Any network device with a MAC address starting 00:0D:9B was manufactured by or for Heraeus Electro-Nite International N.V..