These entries are queried from radb.net using whois, you can try my project getting these.
:AS270301 route: 201.71.200.0/22 origin: AS270301 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: wagner [at] connectworld.net.br mnt-by: MAINT-AS270301 source: TC last-modified: 2021-05-05T19:14:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.71.200.0/22 descr: ASN Clientes origin: AS270301 mnt-by: MAINT-AS28173 changed: cgr [at] dinamicatelecom.com.br 20200219 source: RADB last-modified: 2023-11-13T16:02:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.71.200.0/23 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210319 source: RADB last-modified: 2023-11-13T16:05:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 201.71.202.0/23 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210319 source: RADB last-modified: 2023-11-13T16:05:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0::/32 origin: AS270301 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: wagner [at] connectworld.net.br mnt-by: MAINT-AS270301 source: TC last-modified: 2021-05-05T19:14:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0::/32 descr: ASN Clientes origin: AS270301 mnt-by: MAINT-AS28173 changed: cgr [at] dinamicatelecom.com.br 20200219 source: RADB last-modified: 2023-11-13T16:02:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0::/33 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0::/34 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0:4000::/34 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0:8000::/33 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0:8000::/34 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:69f0:c000::/34 descr: CLARO S.A. Customer origin: AS270301 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source