What this means
The IEEE assigned the MA-L block 00E0A1 to HIMA PAUL HILDEBRANDT GmbH Co. KG. 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:E0:A1, it is HIMA PAUL HILDEBRANDT GmbH Co. KG hardware.
Frequently Asked Questions
Who owns MAC prefix 00E0A1?
00E0A1 is registered to HIMA PAUL HILDEBRANDT GmbH Co. KG 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. HIMA PAUL HILDEBRANDT GmbH Co. KG's block covers 16,777,216 addresses.
What devices use 00E0A1?
Any network device with a MAC address starting 00:E0:A1 was manufactured by or for HIMA PAUL HILDEBRANDT GmbH Co. KG.