MAC Address Lookup
Find the vendor name of a device by entering an OUI or a MAC address
BL
IEEE Registrant 2 Prefixes
BLOCKSI LLC
BLOCKSI LLC manages 2 unique MAC address prefixes. These prefixes have a total block size of 8.2 thousand addresses.
The allocation includes the following types: MA-S(MAC Address Block Small, previously named OUI-36, encompasses IAB assignments, 4,096 addresses each).
The company registered its MAC address allocation on 27 September 2017, and the most recent update was made on 28 October 2017. These allocations support network identification and communication globally.
Unique prefixes 2
Block Size 8190 (8.19 k)
First registration 27 September 2017
Last updated 28 October 2017
Entity Details
Unique prefixes 2
Block Size 8190 (8.19 k)
First registration 27 September 2017
Last updated 28 October 2017
Types
MA-S: Block Type
Mac Address Block Small (previously named OUI-36, encompasses IAB Assignments). Number of address 2^12 (4096)Registered MAC Prefixes
All Organizationally Unique Identifiers and MAC ranges assigned to this vendor
| MAC Prefix | Type | Registration Date |
|---|---|---|
| 70:B3:D5:95:E | MA-S | 2017-09-27 |
| 70:B3:D5:9E:6 | MA-S | 2017-10-28 |