Telefrank GmbH

Unique prefixes: 2

Block Size: 8190 (8.19 k)

First registration: 03 April 2013

Last updated: 15 February 2018

Types

IAB: Individual Address Blocks. 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
40:D8:55:0A:3 IAB 2013-04-03
70:B3:D5:A8:2 MA-S 2018-02-15