What this means
The IEEE assigned the MA-S block 70B3D5A6D to Metek Meteorologische Messtechnik 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 70:B3:D5:A6:D, it is Metek Meteorologische Messtechnik GmbH hardware.
Frequently Asked Questions
Who owns MAC prefix 70B3D5A6D?
70B3D5A6D is registered to Metek Meteorologische Messtechnik GmbH 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. Metek Meteorologische Messtechnik GmbH's block covers 4,096 addresses.
What devices use 70B3D5A6D?
Any network device with a MAC address starting 70:B3:D5:A6:D was manufactured by or for Metek Meteorologische Messtechnik GmbH.