These entries are queried from radb.net using whois, you can try my project getting these.
:AS270487 route: 24.152.76.0/22 origin: AS270487 descr: FORTE-CUSTOMER mnt-by: MAINT-AS263009 changed: douglas [at] fortetelecom.com.br 20200326 #17:42:01Z source: RADB last-modified: 2023-11-13T16:00:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.152.76.0/23 descr: CLARO S.A. Customer origin: AS270487 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 24.152.78.0/23 descr: CLARO S.A. Customer origin: AS270487 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20210312 source: RADB last-modified: 2023-11-13T16:05:09Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source