MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
QT systems ab
Unique prefixes: 2
Block Size: 1052670 (1.05 M)
First registration: 21 February 2011
Last updated: 21 August 2021
Types
IAB: Individual Address Blocks. Number of address 2^24 (~16 Million)
MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 00:50:C2:41:7 | IAB | 2011-02-21 |
| 78:72:64:D | MA-M | 2021-08-21 |