Grossenbacher Systeme AG

Unique prefixes: 27

Block Size: 110565 (110.56 k)

www.gesys.ch

First registration: 21 February 2011

Last updated: 29 May 2024

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
00:50:C2:02:9 IAB 2011-02-21
00:50:C2:41:0 IAB 2011-02-21
00:50:C2:A6:2 IAB 2011-02-21
00:50:C2:F1:D IAB 2012-03-15
40:D8:55:0F:1 IAB 2013-05-16
70:B3:D5:0D:E MA-S 2017-07-23
70:B3:D5:0E:8 MA-S 2017-01-07
70:B3:D5:29:7 MA-S 2016-02-18
70:B3:D5:3E:B MA-S 2019-07-04
70:B3:D5:5E:2 MA-S 2016-11-26
70:B3:D5:5F:E MA-S 2020-05-27
70:B3:D5:6B:7 MA-S 2018-02-15
70:B3:D5:75:8 MA-S 2018-06-14
70:B3:D5:80:3 MA-S 2018-12-16
70:B3:D5:A9:2 MA-S 2015-04-29
70:B3:D5:B7:5 MA-S 2020-01-18
70:B3:D5:BB:5 MA-S 2019-03-01
70:B3:D5:C9:1 MA-S 2016-04-24
70:B3:D5:CE:8 MA-S 2020-12-11
8C:1F:64:11:7 MA-S 2022-08-18
8C:1F:64:20:D MA-S 2023-10-19
8C:1F:64:83:A MA-S 2021-05-26
8C:1F:64:8D:F MA-S 2023-01-18
8C:1F:64:9F:4 MA-S 2022-05-04
8C:1F:64:AF:9 MA-S 2024-05-29
8C:1F:64:B1:8 MA-S 2024-01-24
8C:1F:64:E4:1 MA-S 2021-10-08