| Serial | Label | Owner key | Owner | Description |
|---|---|---|---|---|
| 1507388446 (2017-10-07) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1467556429 (2016-07-03) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1451840407 (2016-01-03) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1451833209 (2016-01-03) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1447146004 (2015-11-10) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1446627605 (2015-11-04) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1445864405 (2015-10-26) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 | |
| 1445860805 (2015-10-26) | IPv4 network 172.20.19.0/25 | cb2d7f7227 | SIEW-DN42 |