These entries are queried from radb.net using whois, you can try my project getting these.
:AS264181 route: 138.97.100.0/22 descr: G8 Customer Proxy Route origin: AS264181 mnt-by: MAINT-AS28329 changed: no-reply [at] g8.net.br 20230828 source: RADB last-modified: 2023-11-13T16:18:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.97.100.0/22 descr: QUEX COMUNICACAO LTDA origin: AS264181 notify: db-admin [at] bgp.net.br mnt-by: MAINT-AS264181 changed: db-admin [at] bgp.net.br 20200313 source: TC last-modified: 2021-05-05T02:07:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 138.97.103.0/24 descr: CLARO S.A. Customer origin: AS264181 remarks: Proxy Object notify: irradmin [at] embratel.net.br mnt-by: MAINT-AS4230 changed: irradmin [at] embratel.net.br 20211116 source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2804:23c4::/32 origin: AS264181 descr: QUEX COMUNICACAO LTDA mnt-by: MAINT-AS28260 changed: willian.herdy [at] altarede.com.br 20211113 #19:31:13Z source: RADB last-modified: 2023-11-13T16:08:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source