What this means
The IEEE assigned the MA-S block 70B3D593E to Systems With Intelligence Inc.. 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:D5:93:E, it is Systems With Intelligence Inc. hardware.
Frequently Asked Questions
Who owns MAC prefix 70B3D593E?
70B3D593E is registered to Systems With Intelligence Inc. 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. Systems With Intelligence Inc.'s block covers 4,096 addresses.
What devices use 70B3D593E?
Any network device with a MAC address starting 70:B3:D5:93:E was manufactured by or for Systems With Intelligence Inc..