EFENTO T P SZYDŁOWSKI K ZARĘBA SPÓŁKA JAWNA

Unique prefixes: 2

Block Size: 1052670 (1.05 M)

First registration: 06 September 2016

Last updated: 28 October 2017

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
28:2C:02:4 MA-M 2017-10-28
70:B3:D5:1B:B MA-S 2016-09-06