MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
QUERCUS TECHNOLOGIES, S.L.
Unique prefixes: 11
Block Size: 45045 (45.04 k)
First registration: 21 February 2011
Last updated: 19 July 2023
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:C0:1 | IAB | 2011-02-21 |
| 00:50:C2:FD:C | IAB | 2012-08-13 |
| 70:B3:D5:03:D | MA-S | 2016-11-26 |
| 70:B3:D5:40:B | MA-S | 2019-02-27 |
| 70:B3:D5:4C:1 | MA-S | 2014-04-14 |
| 70:B3:D5:77:7 | MA-S | 2017-09-27 |
| 70:B3:D5:A1:2 | MA-S | 2015-08-12 |
| 70:B3:D5:FF:B | MA-S | 2023-03-10 |
| 8C:1F:64:9B:9 | MA-S | 2023-07-19 |
| 8C:1F:64:B9:A | MA-S | 2021-05-15 |
| 8C:1F:64:D7:C | MA-S | 2022-03-04 |