| Serial | Label | Owner key | Owner | Description |
|---|
| 1549911687 (2019-02-11) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | | DN42 native address space |
| 1518602429 (2018-02-14) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | NIXNODES-DN42, SOURIS-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1512511256 (2017-12-05) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | NIXNODES-DN42, SOURIS-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1506974413 (2017-10-02) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | NIXNODES-DN42, SOURIS-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1492984810 (2017-04-23) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1484784020 (2017-01-19) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1484611271 (2017-01-17) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1467556429 (2016-07-03) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1460059207 (2016-04-07) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1459890008 (2016-04-05) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1459872009 (2016-04-05) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | ORG-NIXNODES, XUU-DN42, GRMML-DN42, PRAUSCHER-DN42 | DN42 native address space |
| 1458334807 (2016-03-18) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | AFICS-DN42 | Easterhegg 2016 |
| 1458262807 (2016-03-18) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | AFICS-DN42 | Easterhegg 2016 |
| 1458252010 (2016-03-17) | IPv4 network 172.20.192.0/19 | cb2d7f7227 | AFICS-DN42 | Easterhegg 2016 |