These entries are queried from radb.net using whois, you can try my project getting these.
:AS263457 route: 177.190.152.0/21 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.190.152.0/21 descr: CLARO S.A. Customer origin: AS263457 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191008 source: RADB last-modified: 2023-11-13T15:58:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.190.152.0/23 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.190.152.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.152.0/24 descr: CLIENTE_MOB_Alpinet Inform??tica Ltda origin: AS263457 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:53:14Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: valid route: 177.190.153.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.153.0/24 descr: CLIENTE_MOB_Alpinet Inform??tica Ltda origin: AS263457 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:53:14Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: valid route: 177.190.154.0/23 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.190.154.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.154.0/24 descr: CLIENTE_MOB_Alpinet Inform??tica Ltda origin: AS263457 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:53:14Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: valid route: 177.190.155.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.155.0/24 descr: CLIENTE_MOB_Alpinet Inform??tica Ltda origin: AS263457 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:53:14Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: valid route: 177.190.156.0/23 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.156.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.157.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.158.0/23 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 177.190.158.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route: 177.190.158.0/24 origin: AS263457 descr: ASN Clientes mnt-by: MAINT-AS28173 changed: cgr [at] dinamicatelecom.com.br 20230315 #14:14:03Z source: RADB last-modified: 2023-11-13T16:15:24Z rpki-ov-state: valid route: 177.190.159.0/24 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:32:08Z rpki-ov-state: valid route6: 2804:121c::/32 descr: Cemig origin: AS263457 mnt-by: MAINT-AS18678 changed: adminred [at] internexa.com 20170203 #13:53:20Z source: RADB last-modified: 2023-11-13T15:50:36Z rpki-ov-state: valid route6: 2804:121c::/32 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:33:30Z rpki-ov-state: valid route6: 2804:121c:8000::/45 descr: GRUPO ALPINET origin: AS263457 notify: noc [at] alpinet.com.br mnt-by: MAINT-AS263457 changed: noc [at] alpinet.com.br 20230217 source: TC last-modified: 2023-02-17T18:33:30Z rpki-ov-state: valid