These entries are queried from radb.net using whois, you can try my project getting these.
:AS270591 route: 187.62.108.0/23 descr: new RO for TVA origin: AS270591 mnt-by: MAINT-TVALPHAVILLE changed: noc [at] tvalphaville.com.br 20200511 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.62.108.0/23 descr: CLARO S.A. Customer origin: AS270591 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210513 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 187.62.108.0/24 descr: G8 Customer Proxy Route origin: AS270591 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20220203 source: RADB last-modified: 2023-11-13T16:09:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:3920::/48 descr: new RO for TVA origin: AS270591 mnt-by: MAINT-TVALPHAVILLE changed: noc [at] tvalphaville.com.br 20200511 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2801:80:3920::/48 descr: G8 Customer Proxy Route origin: AS270591 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20211026 source: RADB last-modified: 2023-11-13T16:08:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source