These entries are queried from radb.net using whois, you can try my project getting these.
:AS265129 route: 143.208.144.0/22 descr: CLARO S.A. Customer origin: AS265129 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200722 source: RADB last-modified: 2023-11-13T16:01:14Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.208.144.0/24 descr: CLARO S.A. Customer origin: AS265129 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200323 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.208.145.0/24 descr: CLARO S.A. Customer origin: AS265129 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200505 source: RADB last-modified: 2023-11-13T16:00:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.208.146.0/24 descr: CLARO S.A. Customer origin: AS265129 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200505 source: RADB last-modified: 2023-11-13T16:00:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 143.208.147.0/24 descr: CLARO S.A. Customer origin: AS265129 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200323 source: RADB last-modified: 2023-11-13T16:00:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source