Tofino

Unique prefixes: 2

Block Size: 1052670 (1.05 M)

First registration: 29 April 2015

Last updated: 25 August 2016

Types

MA-M: Mac Address Block Medium. Number of address 2^20 (~1 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:D5:83:8 MA-S 2015-04-29
F8:1D:78:D MA-M 2016-08-25