Advice

Unique prefixes: 3

Block Size: 1056765 (1.05 M)

First registration: 15 February 2018

Last updated: 26 July 2019

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
54:A4:93:B MA-M 2019-07-26
70:B3:D5:81:0 MA-S 2018-02-15
70:B3:D5:92:6 MA-S 2018-10-24