These entries are queried from radb.net using whois, you can try my project getting these.
:AS263554 route: 138.36.172.0/22 descr: Bloco de IPs cliente "Persis/Persio" criado pela equipe Durand do Brasil origin: AS263554 admin-c: Eduardo Parajo tech-c: Epafras Schaden mnt-by: MAINT-AS22356 changed: eduardo [at] durand.com.br 20150204 #10:24:00Z source: RADB last-modified: 2023-11-13T15:47:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.172.0/22 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.172.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.173.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.174.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.36.175.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.188.0/22 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.188.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.189.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.190.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.250.191.0/24 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T18:15:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:21f0::/32 descr: ITX-MHNET origin: AS263554 mnt-by: MAINT-AS18678 changed: noc [at] internexa.com 20181009 #13:28:30Z source: RADB last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:21f0::/32 descr: BWTelecom origin: AS263554 mnt-by: MAINT-AS263554 notify: master [at] bwnetcom.br changed: master [at] bwnet.com.br 20230330 source: TC last-modified: 2023-03-30T19:02:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source