These entries are queried from radb.net using whois, you can try my project getting these.
:AS28123 route: 187.18.32.0/21 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.32.0/22 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.32.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.34.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.36.0/22 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.36.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.38.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.40.0/21 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.40.0/22 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.40.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.42.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.44.0/22 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: 187.18.44.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.18.46.0/23 descr: CLIENTE_MOB_Actual Network Internet Ltda origin: AS28123 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: not_found # No ROAs found, or RPKI validation not enabled for source