These entries are queried from radb.net using whois, you can try my project getting these.
:AS24517 route: 203.160.2.0/23 descr: Flight Centre origin: AS24517 notify: routemaster [at] uecomm.net.au mnt-by: MAINT-AS10223 changed: bgpadmin [at] uecomm.com.au 20060105 source: RADB last-modified: 2023-11-13T15:41:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.160.2.0/24 descr: Flight Centre origin: AS24517 notify: routemaster [at] uecomm.net.au mnt-by: MAINT-AS10223 changed: bgpadmin [at] uecomm.com.au 20060105 source: RADB last-modified: 2023-11-13T15:41:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.160.3.0/24 descr: Flight Centre origin: AS24517 notify: routemaster [at] uecomm.net.au mnt-by: MAINT-AS10223 changed: bgpadmin [at] uecomm.com.au 20060105 source: RADB last-modified: 2023-11-13T15:41:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source