MAC Address Lookup

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

 MAC

tetronik GmbH AEN

Unique prefixes: 2

Block Size: 8190 (8.19 k)

First registration: 21 February 2011

Last updated: 07 October 2020

Types

IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)

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

MAC PrefixTypeRegistration Date
70:B3:D5:90:9MA-S2020-10-07
00:50:C2:A6:4IAB2011-02-21