These entries are queried from radb.net using whois, you can try my project getting these.
:AS16478 route: 216.162.112.0/20 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20150814 source: ARIN rpki-ov-state: valid route: 216.162.112.0/24 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20161006 source: ARIN rpki-ov-state: valid route: 216.162.113.0/24 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20161006 source: ARIN rpki-ov-state: valid route: 216.162.114.0/24 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20161006 source: ARIN rpki-ov-state: valid route: 216.162.115.0/24 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20161006 source: ARIN rpki-ov-state: valid route: 216.162.116.0/24 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20161006 source: ARIN rpki-ov-state: valid route: 216.162.117.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2021-12-14T15:49:19Z last-modified: 2021-12-14T15:49:19Z source: ARIN rpki-ov-state: valid route: 216.162.118.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2021-12-14T15:52:08Z last-modified: 2021-12-14T15:52:08Z source: ARIN rpki-ov-state: valid route: 216.162.119.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:52:32Z last-modified: 2023-02-08T13:52:46Z source: ARIN rpki-ov-state: valid route: 216.162.120.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:53:24Z last-modified: 2023-02-08T13:53:24Z source: ARIN rpki-ov-state: valid route: 216.162.121.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:53:50Z last-modified: 2023-02-08T13:53:50Z source: ARIN rpki-ov-state: valid route: 216.162.122.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:54:12Z last-modified: 2023-02-08T13:54:12Z source: ARIN rpki-ov-state: valid route: 216.162.123.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:54:29Z last-modified: 2023-02-08T13:54:29Z source: ARIN rpki-ov-state: valid route: 216.162.124.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:54:55Z last-modified: 2023-02-08T13:54:55Z source: ARIN rpki-ov-state: valid route: 216.162.125.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:55:13Z last-modified: 2023-02-08T13:55:13Z source: ARIN rpki-ov-state: valid route: 216.162.126.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2023-02-08T13:55:31Z last-modified: 2023-02-08T13:55:31Z source: ARIN rpki-ov-state: valid route: 216.162.127.0/24 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2021-12-14T15:52:27Z last-modified: 2021-12-14T15:52:27Z source: ARIN rpki-ov-state: valid route6: 2620:11f:4000::/40 descr: Colonial IU20 origin: AS16478 mnt-by: MNT-CI2-4 changed: hostmaster [at] ciu20.org 20150814 source: ARIN rpki-ov-state: valid route6: 2620:11f:4000::/44 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2021-12-14T17:00:45Z last-modified: 2021-12-14T17:00:45Z source: ARIN rpki-ov-state: valid route6: 2620:11f:4000::/44 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS16478 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: valid route6: 2620:11f:4010::/44 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2021-12-14T15:59:07Z last-modified: 2021-12-14T15:59:07Z source: ARIN rpki-ov-state: valid route6: 2620:11f:4020::/44 origin: AS16478 descr: Colonial IU20 admin-c: NETWO904-ARIN tech-c: NTS8-ARIN mnt-by: MNT-CI2-4 created: 2021-12-14T16:00:05Z last-modified: 2021-12-14T16:00:05Z source: ARIN rpki-ov-state: valid