These entries are queried from radb.net using whois, you can try my project getting these.
:AS271552 route: 181.232.216.0/22 origin: AS271552 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: lucassales [at] argusnet.com.br mnt-by: MAINT-AS271552 source: TC last-modified: 2022-01-07T17:29:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.216.0/22 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220107 source: RADB last-modified: 2023-11-13T16:09:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.216.0/23 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230322 source: RADB last-modified: 2023-11-13T16:15:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.216.0/24 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230322 source: RADB last-modified: 2023-11-13T16:15:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.217.0/24 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230322 source: RADB last-modified: 2023-11-13T16:15:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.218.0/23 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230322 source: RADB last-modified: 2023-11-13T16:15:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.218.0/24 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220429 source: RADB last-modified: 2023-11-13T16:10:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 181.232.219.0/24 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20220429 source: RADB last-modified: 2023-11-13T16:10:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7d4c::/32 origin: AS271552 remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data notify: lucassales [at] argusnet.com.br mnt-by: MAINT-AS271552 source: TC last-modified: 2022-01-07T17:29:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:7d4c::/32 descr: CLARO S.A. Customer origin: AS271552 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20230823 source: RADB last-modified: 2023-11-13T16:18:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source