These entries are queried from radb.net using whois, you can try my project getting these.
:AS266469 route: 170.83.148.0/22 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20180815 source: RADB last-modified: 2023-11-13T15:54:26Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.148.0/23 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200814 source: RADB last-modified: 2023-11-13T16:01:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.148.0/24 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190430 source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.149.0/24 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190430 source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.150.0/23 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200814 source: RADB last-modified: 2023-11-13T16:01:33Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.150.0/24 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190430 source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.83.151.0/24 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190430 source: RADB last-modified: 2023-11-13T15:56:06Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850::/32 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190613 source: RADB last-modified: 2023-11-13T15:56:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850::/33 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221019 source: RADB last-modified: 2023-11-13T16:12:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:100::/40 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190613 source: RADB last-modified: 2023-11-13T15:56:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:200::/40 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190613 source: RADB last-modified: 2023-11-13T15:56:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:300::/40 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190613 source: RADB last-modified: 2023-11-13T15:56:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:8000::/33 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20221019 source: RADB last-modified: 2023-11-13T16:12:46Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:8000::/36 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201111 source: RADB last-modified: 2023-11-13T16:02:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:8000::/40 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201111 source: RADB last-modified: 2023-11-13T16:02:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:3850:8100::/40 descr: CLARO S.A. Customer origin: AS266469 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20201111 source: RADB last-modified: 2023-11-13T16:02:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source