MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
Postmark Incorporated
Unique prefixes: 1
Block Size: 4095 (4.09 k)
First registration: 22 February 2020
Types
MA-S: Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 70:B3:D5:CB:B | MA-S | 2020-02-22 |