These entries are queried from radb.net using whois, you can try my project getting these.
:AS263145 route: 168.205.136.0/22 origin: AS263145 descr: CUSTOM-LINKFULL mnt-by: MAINT-AS263047 changed: juliard [at] linkfull.com.br 20200829 #13:30:58Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: valid route: 170.245.224.0/22 origin: AS263145 descr: CUSTOM-LINKFULL mnt-by: MAINT-AS263047 changed: juliard [at] linkfull.com.br 20200829 #13:31:26Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: valid route: 177.154.28.0/22 origin: AS263145 descr: CUSTOM-LINKFULL mnt-by: MAINT-AS263047 changed: juliard [at] linkfull.com.br 20200829 #13:30:26Z source: RADB last-modified: 2023-11-13T16:01:35Z rpki-ov-state: valid route6: 2804:1774::/32 descr: Santos Olveira origin: AS263145 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20161129 #12:43:21Z source: RADB last-modified: 2023-11-13T15:50:10Z rpki-ov-state: valid