MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Relay, Inc.
Unique prefixes: 4
Block Size: 35651580 (35.65 M)
First registration: 20 September 2023
Last updated: 31 October 2023
Types
CID: Company Identifier. This prefix will not be used for globally unique applications. Number of address 2^24 (~16 Million)
MA-L: Mac Address Block Large (previously named OUI). 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 |
|---|---|---|
| 00:8D:F4:9 | MA-M | 2023-10-19 |
| 00:8D:F4:E | MA-M | 2023-10-19 |
| 70:F6:CF | MA-L | 2023-10-31 |
| 7A:F9:55 | CID | 2023-09-20 |