What this means
The IEEE assigned the MA-S block 70B3D5B20 to ICT BUSINESS GROUP of Humanrights Center for disabled people. 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:B2:0, it is ICT BUSINESS GROUP of Humanrights Center for disabled people hardware.
Frequently Asked Questions
Who owns MAC prefix 70B3D5B20?
70B3D5B20 is registered to ICT BUSINESS GROUP of Humanrights Center for disabled people 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. ICT BUSINESS GROUP of Humanrights Center for disabled people's block covers 4,096 addresses.
What devices use 70B3D5B20?
Any network device with a MAC address starting 70:B3:D5:B2:0 was manufactured by or for ICT BUSINESS GROUP of Humanrights Center for disabled people.