silicom

Unique prefixes: 2

Block Size: 16781310 (16.78 M)

First registration: 07 January 2020

Types

MA-L: Mac Address Block Large (previously named OUI). 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
70:B3:D5:F6:4 MA-S 2020-01-07
90:EC:77 MA-L 2020-01-08