What this means
The IEEE assigned the MA-S block 8C1F6451A to TELE Haase Steuergeräte Ges.m.b.H. 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 8C:1F:64:51:A, it is TELE Haase Steuergeräte Ges.m.b.H hardware.
Frequently Asked Questions
Who owns MAC prefix 8C1F6451A?
8C1F6451A is registered to TELE Haase Steuergeräte Ges.m.b.H in the IEEE MA-S registry.
What does the MA-S registry type mean?
An MA-S assignment, formerly called OUI-36, covers 36 bits, giving the vendor 4,096 device addresses, the smallest block the IEEE issues. TELE Haase Steuergeräte Ges.m.b.H's block covers 4,096 addresses.
What devices use 8C1F6451A?
Any network device with a MAC address starting 8C:1F:64:51:A was manufactured by or for TELE Haase Steuergeräte Ges.m.b.H.