MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
IO Master Technology
Unique prefixes: 2
Block Size: 1052670 (1.05 M)
First registration: 07 January 2022
Last updated: 02 November 2023
Types
MA-M: Mac Address Block Medium. Number of address 2^20 (~1 Million)
MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 78:39:2D:5 | MA-M | 2023-11-02 |
| 8C:1F:64:BD:3 | MA-S | 2022-01-07 |