These entries are queried from radb.net using whois, you can try my project getting these.
:AS263264 route: 138.0.244.0/22 descr: G8 Customer Proxy Route origin: AS263264 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.0.246.0/24 descr: CLIENTE_MOB_GRUPO CONECTA TELECOM SCM LTDA EPP origin: AS263264 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:49:57Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.0.247.0/24 descr: CLIENTE_MOB_GRUPO CONECTA TELECOM SCM LTDA EPP origin: AS263264 mnt-by: MAINT-AS28598 changed: mauricio.maehara [at] mobtelecom.com.br 20180504 #23:49:57Z source: RADB last-modified: 2023-11-13T16:12:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.209.32.0/19 descr: CLIENTE_MOB_GRUPO CONECTA TELECOM SCM LTDA EPP origin: AS263264 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.209.220.0/22 descr: G8 Customer Proxy Route origin: AS263264 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.209.220.0/23 descr: CLARO S.A. Customer origin: AS263264 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190204 source: RADB last-modified: 2023-11-13T15:55:28Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 186.209.220.0/24 descr: CLIENTE_MOB_GRUPO CONECTA TELECOM SCM LTDA EPP origin: AS263264 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: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:160c::/32 descr: G8 Customer Proxy Route origin: AS263264 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:160c::/34 descr: CLARO S.A. Customer origin: AS263264 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210105 source: RADB last-modified: 2023-11-13T16:03:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:160c:e000::/36 descr: CLARO S.A. Customer origin: AS263264 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200929 source: RADB last-modified: 2023-11-13T16:01:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source