These entries are queried from radb.net using whois, you can try my project getting these.
:AS271371 route: 200.4.100.0/22 origin: AS271371 descr: Cliente Brisanet - Alan Caldas Bezerra de Oliveira mnt-by: MAINT-AS28126 changed: noc [at] brisanet.com.br 20210210 #18:43:08Z source: RADB last-modified: 2023-11-13T16:09:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.4.100.0/23 descr: CLARO S.A. Customer origin: AS271371 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 200.4.102.0/23 descr: CLARO S.A. Customer origin: AS271371 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7a70::/32 origin: AS271371 descr: Cliente Brisanet - Alan Caldas Bezerra de Oliveira mnt-by: MAINT-AS28126 changed: noc [at] brisanet.com.br 20210210 #18:47:27Z source: RADB last-modified: 2023-11-13T16:09:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7a70::/33 descr: CLARO S.A. Customer origin: AS271371 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7a70:8000::/33 descr: CLARO S.A. Customer origin: AS271371 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source