These entries are queried from radb.net using whois, you can try my project getting these.
:AS270250 route: 200.107.216.0/22 origin: AS270250 descr: MOB CUSTOMER AS270250 mnt-by: MAINT-AS28598 changed: claudio.passos [at] mobtelecom.com.br 20200117 #15:14:25Z 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: 200.107.216.0/23 origin: AS270250 descr: AS270250 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200630 #14:17:34Z source: RADB last-modified: 2023-11-13T16:01:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.107.216.0/24 descr: CLARO S.A. Customer origin: AS270250 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211130 source: RADB last-modified: 2023-11-13T16:08:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.107.218.0/23 descr: CLARO S.A. Customer origin: AS270250 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211130 source: RADB last-modified: 2023-11-13T16:08:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.107.219.0/24 descr: CLARO S.A. Customer origin: AS270250 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211130 source: RADB last-modified: 2023-11-13T16:08:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6920::/32 origin: AS270250 descr: MOB CUSTOMER AS270250 mnt-by: MAINT-AS28598 changed: claudio.passos [at] mobtelecom.com.br 20200117 #15:16:19Z source: RADB last-modified: 2023-11-13T16:12:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:6920::/33 origin: AS270250 descr: AS270250 mnt-by: MAINT-AS52965 changed: rodrigo [at] 1telecom.com.br 20200630 #14:15:32Z source: RADB last-modified: 2023-11-13T16:01:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source