These entries are queried from radb.net using whois, you can try my project getting these.
:AS271604 route: 179.63.128.0/22 origin: AS271604 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: jefersonsimpson [at] icloud.com mnt-by: MAINT-AS271604 source: TC last-modified: 2022-05-23T14:28:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 179.63.128.0/22 descr: CLARO S.A. Customer origin: AS271604 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220805 source: RADB last-modified: 2023-11-13T16:12:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 179.63.128.0/23 descr: CLARO S.A. Customer origin: AS271604 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220805 source: RADB last-modified: 2023-11-13T16:12:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 179.63.130.0/23 descr: CLARO S.A. Customer origin: AS271604 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220805 source: RADB last-modified: 2023-11-13T16:12:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e20::/32 origin: AS271604 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: jefersonsimpson [at] icloud.com mnt-by: MAINT-AS271604 source: TC last-modified: 2022-05-23T14:28:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e20::/32 descr: CLARO S.A. Customer origin: AS271604 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221208 source: RADB last-modified: 2023-11-13T16:13:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e20::/33 descr: CLARO S.A. Customer origin: AS271604 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230919 source: RADB last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7e20:8000::/33 descr: CLARO S.A. Customer origin: AS271604 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230919 source: RADB last-modified: 2023-11-13T16:18:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source