These entries are queried from radb.net using whois, you can try my project getting these.
:AS264483 route: 131.255.88.0/22 descr: CLARO S.A. Customer origin: AS264483 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: 131.255.88.0/24 descr: CLARO S.A. Customer origin: AS264483 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191113 source: RADB last-modified: 2023-11-13T15:58:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.255.89.0/24 descr: CLARO S.A. Customer origin: AS264483 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191113 source: RADB last-modified: 2023-11-13T15:58:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.255.90.0/24 descr: CLARO S.A. Customer origin: AS264483 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191113 source: RADB last-modified: 2023-11-13T15:58:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 131.255.91.0/24 descr: CLARO S.A. Customer origin: AS264483 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20191113 source: RADB last-modified: 2023-11-13T15:58:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:2048::/32 descr: CLARO S.A. Customer origin: AS264483 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20200708 source: RADB last-modified: 2023-11-13T16:01:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source