MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Guardian Controls International Ltd
Unique prefixes: 4
Block Size: 16380 (16.38 k)
First registration: 21 February 2011
Last updated: 19 July 2021
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 Prefix | Type | Registration Date |
|---|---|---|
| 00:50:C2:1D:8 | IAB | 2011-02-21 |
| 70:B3:D5:01:6 | MA-S | 2014-04-14 |
| 70:B3:D5:71:0 | MA-S | 2014-04-14 |
| 8C:1F:64:7A:1 | MA-S | 2021-07-19 |