VX Instruments GmbH - MAC Prefix 70B3D5625 (MA-S)

What this means

The IEEE assigned the MA-S block 70B3D5625 to VX Instruments 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:D5:62:5, it is VX Instruments GmbH hardware.

Frequently Asked Questions

Who owns MAC prefix 70B3D5625?

70B3D5625 is registered to VX Instruments 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. VX Instruments GmbH's block covers 4,096 addresses.

What devices use 70B3D5625?

Any network device with a MAC address starting 70:B3:D5:62:5 was manufactured by or for VX Instruments GmbH.

OUI prefix	70B3D5625
Vendor	VX Instruments GmbH
Registry	MA-S (36-bit, small block)
Block size	4,096 addresses
Country	DE
Other blocks by this vendor	1 total
Example MAC	70:B3:D5:62:5:00:00:00