These entries are queried from radb.net using whois, you can try my project getting these.
:AS270570 route: 201.49.136.0/22 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.136.0/22 descr: ASAP to OLIVEIRA E SANTOS origin: AS270570 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20200406 source: RADB last-modified: 2023-11-13T16:00:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.136.0/23 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: valid route: 201.49.136.0/24 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: valid route: 201.49.137.0/24 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: valid route: 201.49.138.0/23 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.49.138.0/24 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: valid route: 201.49.139.0/24 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220502 source: TC last-modified: 2022-05-03T01:50:09Z rpki-ov-state: valid route6: 2804:6e04::/32 descr: JUNIORNET origin: AS270570 notify: juniorcd06 [at] hotmail.com mnt-by: MAINT-AS270570 changed: juniorcd06 [at] hotmail.com 20220312 source: TC last-modified: 2022-05-03T01:51:06Z rpki-ov-state: valid route6: 2804:6e04::/32 descr: ASAP to OLIVEIRA E SANTOS origin: AS270570 admin-c: Eduardo Fumes Parajo tech-c: Epafras Rezende Schaden mnt-by: MAINT-AS22356 changed: epafras [at] durand.com.br 20200406 source: RADB last-modified: 2023-11-13T16:00:19Z rpki-ov-state: valid