IST Technologies (SHENZHEN) Limited - MAC Prefix 70B3D5081 (MA-S)

What this means

The IEEE assigned the MA-S block 70B3D5081 to IST Technologies (SHENZHEN) Limited. 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:D5:08:1, it is IST Technologies (SHENZHEN) Limited hardware.

Frequently Asked Questions

Who owns MAC prefix 70B3D5081?

70B3D5081 is registered to IST Technologies (SHENZHEN) Limited 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. IST Technologies (SHENZHEN) Limited's block covers 4,096 addresses.

What devices use 70B3D5081?

Any network device with a MAC address starting 70:B3:D5:08:1 was manufactured by or for IST Technologies (SHENZHEN) Limited.

OUI prefix	70B3D5081
Vendor	IST Technologies (SHENZHEN) Limited
Registry	MA-S (36-bit, small block)
Block size	4,096 addresses
Country	CN
Other blocks by this vendor	1 total
Example MAC	70:B3:D5:08:1:00:00:00