These entries are queried from radb.net using whois, you can try my project getting these.
:AS264448 route: 131.255.28.0/22 descr: CLARO S.A. Customer origin: AS264448 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190530 source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: valid route: 131.255.28.0/24 descr: CLARO S.A. Customer origin: AS264448 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190329 source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: valid route: 131.255.29.0/24 descr: CLARO S.A. Customer origin: AS264448 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190329 source: RADB last-modified: 2023-11-13T15:55:46Z rpki-ov-state: valid route: 131.255.30.0/24 descr: CLARO S.A. Customer origin: AS264448 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190207 source: RADB last-modified: 2023-11-13T15:55:28Z rpki-ov-state: valid route: 131.255.31.0/24 descr: CLARO S.A. Customer origin: AS264448 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20181109 source: RADB last-modified: 2023-11-13T15:55:05Z rpki-ov-state: valid route6: 2804:1ecc::/32 descr: CLARO S.A. Customer origin: AS264448 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20190530 source: RADB last-modified: 2023-11-13T15:56:26Z rpki-ov-state: valid