MAC Address Lookup

Find the vendor name of a device by entering an OUI or a MAC address

 MAC

Operational Technology Solutions

Unique prefixes: 1

Block Size: 4095 (4.09 k)

First registration: 24 April 2019

Types

MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)

MAC PrefixTypeRegistration Date
70:B3:D5:4D:6MA-S2019-04-24