These entries are queried from radb.net using whois, you can try my project getting these.
:AS61499 route: 138.121.4.0/22 descr: NETBLK-COTRAFA origin: AS61499 mnt-by: UNE-MGR changed: admorbitel [at] une.com.co 20150901 #22:00:22Z source: RADB last-modified: 2023-11-13T15:50:52Z rpki-ov-state: valid route: 138.121.4.0/24 descr: ITX-TIVIT origin: AS61499 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20160204 #13:53:36Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 138.121.5.0/24 descr: ITX-TIVIT origin: AS61499 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20160204 #13:54:13Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 138.121.6.0/24 descr: ITX-TIVIT origin: AS61499 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20160204 #13:55:02Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 138.121.7.0/24 descr: ITX-TIVIT origin: AS61499 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20160204 #13:55:27Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route6: 2801:19:e000::/48 descr: NETBLK-COTRAFA origin: AS61499 mnt-by: UNE-MGR changed: admorbitel [at] une.com.co 20150902 #16:23:55Z source: RADB last-modified: 2023-11-13T15:50:52Z rpki-ov-state: valid