| Serial | Label | Owner key | Owner | Description |
|---|---|---|---|---|
| 1665057615 (2022-10-06) | IPv4 network 172.23.254.0/23 | cb2d7f7227 | ORG-SHACK-ADMIN-DN42 | SHACK-V4 172.23.254.0/23 block |
| 1538911792 (2018-10-07) | IPv4 network 172.23.254.0/23 | cb2d7f7227 | ORG-SHACK-ADMIN-DN42 | SHACK-V4 172.23.254.0/23 block |